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Finding the Fourth Proportional to 17,198.60, 25,799.24 and 7,337.96

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Solution

The fourth proportional to 17,198.60, 25,799.24 and 7,337.96 is: 11,007.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,198.60 : 25,799.24 = 7,337.96 : x
  2. Step 2: Convert to fraction form
    17,198.60/25,799.24 = 7,337.96/x
  3. Step 3: Cross multiply
    17,198.60x = 25,799.24 × 7,337.96
  4. Step 4: Simplify right side
    17,198.60x = 189,313,791.15
  5. Step 5: Solve for x
    x = 189,313,791.15/17,198.60
  6. Step 6: Final answer
    x = 11,007.51

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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.