Home / 38,414.40-57,617.28-15,034.56

Finding the Fourth Proportional to 38,414.40, 57,617.28 and 15,034.56

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Solution

The fourth proportional to 38,414.40, 57,617.28 and 15,034.56 is: 22,550.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,414.40 : 57,617.28 = 15,034.56 : x
  2. Step 2: Convert to fraction form
    38,414.40/57,617.28 = 15,034.56/x
  3. Step 3: Cross multiply
    38,414.40x = 57,617.28 × 15,034.56
  4. Step 4: Simplify right side
    38,414.40x = 866,250,453.20
  5. Step 5: Solve for x
    x = 866,250,453.20/38,414.40
  6. Step 6: Final answer
    x = 22,550.15

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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.