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Finding the Fourth Proportional to 17,229.30, 25,854.89 and 7,376.87

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Solution

The fourth proportional to 17,229.30, 25,854.89 and 7,376.87 is: 11,069.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,229.30 : 25,854.89 = 7,376.87 : x
  2. Step 2: Convert to fraction form
    17,229.30/25,854.89 = 7,376.87/x
  3. Step 3: Cross multiply
    17,229.30x = 25,854.89 × 7,376.87
  4. Step 4: Simplify right side
    17,229.30x = 190,727,996.24
  5. Step 5: Solve for x
    x = 190,727,996.24/17,229.30
  6. Step 6: Final answer
    x = 11,069.98

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1.5x scale

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.