Finding the Third Proportional to 31,416 and 41,292
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Solution
The third proportional to 31,416 and 41,292 is: 54,272.64
Step by Step Solution
- Step 1: Write the proportion equation
31,416 : 41,292 = 41,292 : x - Step 2: Convert to fraction form
31,416/41,292 = 41,292/x - Step 3: Cross multiply
31,416x = 41,292 × 41,292 - Step 4: Simplify right side
31,416x = 1,705,029,264 - Step 5: Solve for x
x = 1,705,029,264/31,416 - Step 6: Final answer
x = 54,272.64
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Why These Related Problems?
These problems maintain the same ratio (1.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.