5:8, the latter term of the ratio is increased by 32, how much should the former term be increased to keep the ratio constant
5：8，比的后项增加32，要使比值不变，前项应增加多少
<gadget id="calculator">8 + 32</gadget>
<output>40</output>

<gadget id="calculator">40 / 8</gadget>
<output>5</output>

<gadget id="calculator">5 * 5</gadget>
<output>25</output>

<gadget id="calculator">25 - 5</gadget>
<output>20</output>

<result>20</result>