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Finding the Fourth Proportional to 23,251.15, 34,865.28 and 7,452.47

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Solution

The fourth proportional to 23,251.15, 34,865.28 and 7,452.47 is: 11,175.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,251.15 : 34,865.28 = 7,452.47 : x
  2. Step 2: Convert to fraction form
    23,251.15/34,865.28 = 7,452.47/x
  3. Step 3: Cross multiply
    23,251.15x = 34,865.28 × 7,452.47
  4. Step 4: Simplify right side
    23,251.15x = 259,832,540.40
  5. Step 5: Solve for x
    x = 259,832,540.40/23,251.15
  6. Step 6: Final answer
    x = 11,175.04

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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.