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Finding the Fourth Proportional to 17,843.58, 24,620.85 and 11,552.31

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Solution

The fourth proportional to 17,843.58, 24,620.85 and 11,552.31 is: 15,940.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,843.58 : 24,620.85 = 11,552.31 : x
  2. Step 2: Convert to fraction form
    17,843.58/24,620.85 = 11,552.31/x
  3. Step 3: Cross multiply
    17,843.58x = 24,620.85 × 11,552.31
  4. Step 4: Simplify right side
    17,843.58x = 284,427,691.66
  5. Step 5: Solve for x
    x = 284,427,691.66/17,843.58
  6. Step 6: Final answer
    x = 15,940.06

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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.