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Finding the Fourth Proportional to 17,051.52, 25,592.52 and 8,737.20

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Solution

The fourth proportional to 17,051.52, 25,592.52 and 8,737.20 is: 13,113.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,051.52 : 25,592.52 = 8,737.20 : x
  2. Step 2: Convert to fraction form
    17,051.52/25,592.52 = 8,737.20/x
  3. Step 3: Cross multiply
    17,051.52x = 25,592.52 × 8,737.20
  4. Step 4: Simplify right side
    17,051.52x = 223,606,965.74
  5. Step 5: Solve for x
    x = 223,606,965.74/17,051.52
  6. Step 6: Final answer
    x = 13,113.61

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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.