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Finding the Fourth Proportional to 17,234.97, 25,679.12 and 16,103.22

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Solution

The fourth proportional to 17,234.97, 25,679.12 and 16,103.22 is: 23,992.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,234.97 : 25,679.12 = 16,103.22 : x
  2. Step 2: Convert to fraction form
    17,234.97/25,679.12 = 16,103.22/x
  3. Step 3: Cross multiply
    17,234.97x = 25,679.12 × 16,103.22
  4. Step 4: Simplify right side
    17,234.97x = 413,516,438.25
  5. Step 5: Solve for x
    x = 413,516,438.25/17,234.97
  6. Step 6: Final answer
    x = 23,992.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.