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Finding the Fourth Proportional to 17,458.92, 24,101.55 and 11,174.94

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Solution

The fourth proportional to 17,458.92, 24,101.55 and 11,174.94 is: 15,426.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,458.92 : 24,101.55 = 11,174.94 : x
  2. Step 2: Convert to fraction form
    17,458.92/24,101.55 = 11,174.94/x
  3. Step 3: Cross multiply
    17,458.92x = 24,101.55 × 11,174.94
  4. Step 4: Simplify right side
    17,458.92x = 269,333,375.16
  5. Step 5: Solve for x
    x = 269,333,375.16/17,458.92
  6. Step 6: Final answer
    x = 15,426.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.