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Finding the Fourth Proportional to 17,662.62, 24,371.64 and 11,294.85

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Solution

The fourth proportional to 17,662.62, 24,371.64 and 11,294.85 is: 15,585.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,662.62 : 24,371.64 = 11,294.85 : x
  2. Step 2: Convert to fraction form
    17,662.62/24,371.64 = 11,294.85/x
  3. Step 3: Cross multiply
    17,662.62x = 24,371.64 × 11,294.85
  4. Step 4: Simplify right side
    17,662.62x = 275,274,018.05
  5. Step 5: Solve for x
    x = 275,274,018.05/17,662.62
  6. Step 6: Final answer
    x = 15,585.12

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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.