Home / 38,512.60-57,757.38-20,034.52

Finding the Fourth Proportional to 38,512.60, 57,757.38 and 20,034.52

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Solution

The fourth proportional to 38,512.60, 57,757.38 and 20,034.52 is: 30,045.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,512.60 : 57,757.38 = 20,034.52 : x
  2. Step 2: Convert to fraction form
    38,512.60/57,757.38 = 20,034.52/x
  3. Step 3: Cross multiply
    38,512.60x = 57,757.38 × 20,034.52
  4. Step 4: Simplify right side
    38,512.60x = 1,157,141,384.76
  5. Step 5: Solve for x
    x = 1,157,141,384.76/38,512.60
  6. Step 6: Final answer
    x = 30,045.79

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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.