Home / 38,253.60-57,380.44-11,958.48

Finding the Fourth Proportional to 38,253.60, 57,380.44 and 11,958.48

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Solution

The fourth proportional to 38,253.60, 57,380.44 and 11,958.48 is: 17,937.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,253.60 : 57,380.44 = 11,958.48 : x
  2. Step 2: Convert to fraction form
    38,253.60/57,380.44 = 11,958.48/x
  3. Step 3: Cross multiply
    38,253.60x = 57,380.44 × 11,958.48
  4. Step 4: Simplify right side
    38,253.60x = 686,182,844.13
  5. Step 5: Solve for x
    x = 686,182,844.13/38,253.60
  6. Step 6: Final answer
    x = 17,937.73

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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.