Home / 17,757.60-24,505.56-9,691.28

Finding the Fourth Proportional to 17,757.60, 24,505.56 and 9,691.28

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Solution

The fourth proportional to 17,757.60, 24,505.56 and 9,691.28 is: 13,374.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,757.60 : 24,505.56 = 9,691.28 : x
  2. Step 2: Convert to fraction form
    17,757.60/24,505.56 = 9,691.28/x
  3. Step 3: Cross multiply
    17,757.60x = 24,505.56 × 9,691.28
  4. Step 4: Simplify right side
    17,757.60x = 237,490,243.52
  5. Step 5: Solve for x
    x = 237,490,243.52/17,757.60
  6. Step 6: Final answer
    x = 13,374.01

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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.