Home / 15,972.62-22,042.19-9,262.14

Finding the Fourth Proportional to 15,972.62, 22,042.19 and 9,262.14

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Solution

The fourth proportional to 15,972.62, 22,042.19 and 9,262.14 is: 12,781.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,972.62 : 22,042.19 = 9,262.14 : x
  2. Step 2: Convert to fraction form
    15,972.62/22,042.19 = 9,262.14/x
  3. Step 3: Cross multiply
    15,972.62x = 22,042.19 × 9,262.14
  4. Step 4: Simplify right side
    15,972.62x = 204,157,803.38
  5. Step 5: Solve for x
    x = 204,157,803.38/15,972.62
  6. Step 6: Final answer
    x = 12,781.74

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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.