Finding the Third Proportional to 19,746 and 39,924
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Solution
The third proportional to 19,746 and 39,924 is: 80,721.45
Step by Step Solution
- Step 1: Write the proportion equation
19,746 : 39,924 = 39,924 : x - Step 2: Convert to fraction form
19,746/39,924 = 39,924/x - Step 3: Cross multiply
19,746x = 39,924 × 39,924 - Step 4: Simplify right side
19,746x = 1,593,925,776 - Step 5: Solve for x
x = 1,593,925,776/19,746 - Step 6: Final answer
x = 80,721.45
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Why These Related Problems?
These problems maintain the same ratio (2.02) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.