Home / 38,090.30-57,172.30-18,382.73

Finding the Fourth Proportional to 38,090.30, 57,172.30 and 18,382.73

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Solution

The fourth proportional to 38,090.30, 57,172.30 and 18,382.73 is: 27,591.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,090.30 : 57,172.30 = 18,382.73 : x
  2. Step 2: Convert to fraction form
    38,090.30/57,172.30 = 18,382.73/x
  3. Step 3: Cross multiply
    38,090.30x = 57,172.30 × 18,382.73
  4. Step 4: Simplify right side
    38,090.30x = 1,050,982,622.56
  5. Step 5: Solve for x
    x = 1,050,982,622.56/38,090.30
  6. Step 6: Final answer
    x = 27,591.87

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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.