Home / 16,589.43-22,892.90-9,515.70

Finding the Fourth Proportional to 16,589.43, 22,892.90 and 9,515.70

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Solution

The fourth proportional to 16,589.43, 22,892.90 and 9,515.70 is: 13,131.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,589.43 : 22,892.90 = 9,515.70 : x
  2. Step 2: Convert to fraction form
    16,589.43/22,892.90 = 9,515.70/x
  3. Step 3: Cross multiply
    16,589.43x = 22,892.90 × 9,515.70
  4. Step 4: Simplify right side
    16,589.43x = 217,841,920.95
  5. Step 5: Solve for x
    x = 217,841,920.95/16,589.43
  6. Step 6: Final answer
    x = 13,131.37

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.