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Finding the Fourth Proportional to 34,251.30, 51,293.90 and 23,691.69

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Solution

The fourth proportional to 34,251.30, 51,293.90 and 23,691.69 is: 35,480.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,251.30 : 51,293.90 = 23,691.69 : x
  2. Step 2: Convert to fraction form
    34,251.30/51,293.90 = 23,691.69/x
  3. Step 3: Cross multiply
    34,251.30x = 51,293.90 × 23,691.69
  4. Step 4: Simplify right side
    34,251.30x = 1,215,239,236.92
  5. Step 5: Solve for x
    x = 1,215,239,236.92/34,251.30
  6. Step 6: Final answer
    x = 35,480.09

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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.