Home / 38,014.72-57,019.20-13,373.44

Finding the Fourth Proportional to 38,014.72, 57,019.20 and 13,373.44

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Solution

The fourth proportional to 38,014.72, 57,019.20 and 13,373.44 is: 20,059.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,014.72 : 57,019.20 = 13,373.44 : x
  2. Step 2: Convert to fraction form
    38,014.72/57,019.20 = 13,373.44/x
  3. Step 3: Cross multiply
    38,014.72x = 57,019.20 × 13,373.44
  4. Step 4: Simplify right side
    38,014.72x = 762,542,850.05
  5. Step 5: Solve for x
    x = 762,542,850.05/38,014.72
  6. Step 6: Final answer
    x = 20,059.15

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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.