Home / 29,331-43,997.22-10,612.80

Finding the Fourth Proportional to 29,331, 43,997.22 and 10,612.80

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Solution

The fourth proportional to 29,331, 43,997.22 and 10,612.80 is: 15,919.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,331 : 43,997.22 = 10,612.80 : x
  2. Step 2: Convert to fraction form
    29,331/43,997.22 = 10,612.80/x
  3. Step 3: Cross multiply
    29,331x = 43,997.22 × 10,612.80
  4. Step 4: Simplify right side
    29,331x = 466,933,696.42
  5. Step 5: Solve for x
    x = 466,933,696.42/29,331
  6. Step 6: Final answer
    x = 15,919.46

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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.