Home / 38,248.14-57,331.19-18,499.53

Finding the Fourth Proportional to 38,248.14, 57,331.19 and 18,499.53

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Solution

The fourth proportional to 38,248.14, 57,331.19 and 18,499.53 is: 27,729.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,248.14 : 57,331.19 = 18,499.53 : x
  2. Step 2: Convert to fraction form
    38,248.14/57,331.19 = 18,499.53/x
  3. Step 3: Cross multiply
    38,248.14x = 57,331.19 × 18,499.53
  4. Step 4: Simplify right side
    38,248.14x = 1,060,599,843.93
  5. Step 5: Solve for x
    x = 1,060,599,843.93/38,248.14
  6. Step 6: Final answer
    x = 27,729.45

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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.