Home / 19,542.52-29,318.64-5,691.52

Finding the Fourth Proportional to 19,542.52, 29,318.64 and 5,691.52

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Solution

The fourth proportional to 19,542.52, 29,318.64 and 5,691.52 is: 8,538.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,542.52 : 29,318.64 = 5,691.52 : x
  2. Step 2: Convert to fraction form
    19,542.52/29,318.64 = 5,691.52/x
  3. Step 3: Cross multiply
    19,542.52x = 29,318.64 × 5,691.52
  4. Step 4: Simplify right side
    19,542.52x = 166,867,625.93
  5. Step 5: Solve for x
    x = 166,867,625.93/19,542.52
  6. Step 6: Final answer
    x = 8,538.70

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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.