Home / 38,200.20-57,286.56-13,233.52

Finding the Fourth Proportional to 38,200.20, 57,286.56 and 13,233.52

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Solution

The fourth proportional to 38,200.20, 57,286.56 and 13,233.52 is: 19,845.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,200.20 : 57,286.56 = 13,233.52 : x
  2. Step 2: Convert to fraction form
    38,200.20/57,286.56 = 13,233.52/x
  3. Step 3: Cross multiply
    38,200.20x = 57,286.56 × 13,233.52
  4. Step 4: Simplify right side
    38,200.20x = 758,102,837.49
  5. Step 5: Solve for x
    x = 758,102,837.49/38,200.20
  6. Step 6: Final answer
    x = 19,845.52

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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.