Finding the Third Proportional to 18,265.50 and 39,663
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Solution
The third proportional to 18,265.50 and 39,663 is: 86,127.05
Step by Step Solution
- Step 1: Write the proportion equation
18,265.50 : 39,663 = 39,663 : x - Step 2: Convert to fraction form
18,265.50/39,663 = 39,663/x - Step 3: Cross multiply
18,265.50x = 39,663 × 39,663 - Step 4: Simplify right side
18,265.50x = 1,573,153,569 - Step 5: Solve for x
x = 1,573,153,569/18,265.50 - Step 6: Final answer
x = 86,127.05
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.