Finding the Third Proportional to 15,580 and 17,794
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Solution
The third proportional to 15,580 and 17,794 is: 20,322.62
Step by Step Solution
- Step 1: Write the proportion equation
15,580 : 17,794 = 17,794 : x - Step 2: Convert to fraction form
15,580/17,794 = 17,794/x - Step 3: Cross multiply
15,580x = 17,794 × 17,794 - Step 4: Simplify right side
15,580x = 316,626,436 - Step 5: Solve for x
x = 316,626,436/15,580 - Step 6: Final answer
x = 20,322.62
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Why These Related Problems?
These problems maintain the same ratio (1.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.