Home / 22,781.47-34,174.64-9,635.17

Finding the Fourth Proportional to 22,781.47, 34,174.64 and 9,635.17

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Solution

The fourth proportional to 22,781.47, 34,174.64 and 9,635.17 is: 14,453.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,781.47 : 34,174.64 = 9,635.17 : x
  2. Step 2: Convert to fraction form
    22,781.47/34,174.64 = 9,635.17/x
  3. Step 3: Cross multiply
    22,781.47x = 34,174.64 × 9,635.17
  4. Step 4: Simplify right side
    22,781.47x = 329,278,466.09
  5. Step 5: Solve for x
    x = 329,278,466.09/22,781.47
  6. Step 6: Final answer
    x = 14,453.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.