Finding the Third Proportional to 7,643 and 16,762
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Solution
The third proportional to 7,643 and 16,762 is: 36,761.04
Step by Step Solution
- Step 1: Write the proportion equation
7,643 : 16,762 = 16,762 : x - Step 2: Convert to fraction form
7,643/16,762 = 16,762/x - Step 3: Cross multiply
7,643x = 16,762 × 16,762 - Step 4: Simplify right side
7,643x = 280,964,644 - Step 5: Solve for x
x = 280,964,644/7,643 - Step 6: Final answer
x = 36,761.04
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.