Home / 38,581.44-57,770.01-31,553.88

Finding the Fourth Proportional to 38,581.44, 57,770.01 and 31,553.88

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Solution

The fourth proportional to 38,581.44, 57,770.01 and 31,553.88 is: 47,247.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,581.44 : 57,770.01 = 31,553.88 : x
  2. Step 2: Convert to fraction form
    38,581.44/57,770.01 = 31,553.88/x
  3. Step 3: Cross multiply
    38,581.44x = 57,770.01 × 31,553.88
  4. Step 4: Simplify right side
    38,581.44x = 1,822,867,963.14
  5. Step 5: Solve for x
    x = 1,822,867,963.14/38,581.44
  6. Step 6: Final answer
    x = 47,247.28

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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.