Home / 38,249.40-57,116.55-31,243.41

Finding the Fourth Proportional to 38,249.40, 57,116.55 and 31,243.41

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Solution

The fourth proportional to 38,249.40, 57,116.55 and 31,243.41 is: 46,654.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,249.40 : 57,116.55 = 31,243.41 : x
  2. Step 2: Convert to fraction form
    38,249.40/57,116.55 = 31,243.41/x
  3. Step 3: Cross multiply
    38,249.40x = 57,116.55 × 31,243.41
  4. Step 4: Simplify right side
    38,249.40x = 1,784,515,789.44
  5. Step 5: Solve for x
    x = 1,784,515,789.44/38,249.40
  6. Step 6: Final answer
    x = 46,654.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.