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Finding the Fourth Proportional to 22,807.52, 34,188 and 12,925.92

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Solution

The fourth proportional to 22,807.52, 34,188 and 12,925.92 is: 19,375.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,807.52 : 34,188 = 12,925.92 : x
  2. Step 2: Convert to fraction form
    22,807.52/34,188 = 12,925.92/x
  3. Step 3: Cross multiply
    22,807.52x = 34,188 × 12,925.92
  4. Step 4: Simplify right side
    22,807.52x = 441,911,352.96
  5. Step 5: Solve for x
    x = 441,911,352.96/22,807.52
  6. Step 6: Final answer
    x = 19,375.69

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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.