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Finding the Fourth Proportional to 17,252.90, 25,859.90 and 8,493.96

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Solution

The fourth proportional to 17,252.90, 25,859.90 and 8,493.96 is: 12,731.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,252.90 : 25,859.90 = 8,493.96 : x
  2. Step 2: Convert to fraction form
    17,252.90/25,859.90 = 8,493.96/x
  3. Step 3: Cross multiply
    17,252.90x = 25,859.90 × 8,493.96
  4. Step 4: Simplify right side
    17,252.90x = 219,652,956.20
  5. Step 5: Solve for x
    x = 219,652,956.20/17,252.90
  6. Step 6: Final answer
    x = 12,731.37

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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.