Your effective 401(k) borrowing rate is 8.00% (loan rate of 6.00% + investment opportunity cost of 2.00%) versus an effective consumer debt rate of 29.00%. Invest the interest savings in your retirement plan and you may realize an additional $33,176 at retirement. <div id="chart1Container">Chart will load here</div> <script type="text/javascript"> <!-- var myChart1 = new FusionCharts( "MSColumn2D", "myChart1Id", "100%", "100%", "0", "1" ); myChart1.setXMLData("<chart showValues='1' showFCMenuItem='0' decimals='2' formatNumberScale='0' caption='Interest Rate Comparison' xAxisName='' numberPrefix='' bgColor='FFFFFF' showBorder='1' borderColor='FFFFFF' borderThickness='1' canvasBgColor='ffffff' showAlternateHGridColor='0' plotGradientColor='' numberSuffix='%'><categories><category label='' /></categories><dataset seriesName='Before-tax hypothetical rate of return'><set value='29.0' /></dataset><dataset seriesName='Loan Rate'><set value='8.0' /></dataset></chart>"); // --> </script> <table class='pure-table pure-table-bordered' role='grid'><tr><th scope="col">Year</th><th scope="col">Loan Principal Balance</th><th scope="col">Interest Spread 21.00%</th><th scope="col">Marginal Impact on Retirement Account Balance</th></tr><tr><td role="rowheader" scope="row">1</td><td>$13,000</td><td>$2,730</td><td>$11,782</td></tr><tr><td role="rowheader" scope="row">2</td><td>10,694</td><td>2,246</td><td>8,974</td></tr><tr><td role="rowheader" scope="row">3</td><td>8,249</td><td>1,732</td><td>6,410</td></tr><tr><td role="rowheader" scope="row">4</td><td>5,658</td><td>1,188</td><td>4,071</td></tr><tr><td role="rowheader" scope="row">5</td><td>2,911</td><td>611</td><td>1,939</td></tr></table>