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Finding the Fourth Proportional to 17,299.50, 25,951.50 and 6,207.42

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Solution

The fourth proportional to 17,299.50, 25,951.50 and 6,207.42 is: 9,311.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,299.50 : 25,951.50 = 6,207.42 : x
  2. Step 2: Convert to fraction form
    17,299.50/25,951.50 = 6,207.42/x
  3. Step 3: Cross multiply
    17,299.50x = 25,951.50 × 6,207.42
  4. Step 4: Simplify right side
    17,299.50x = 161,091,860.13
  5. Step 5: Solve for x
    x = 161,091,860.13/17,299.50
  6. Step 6: Final answer
    x = 9,311.94

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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.