Home / 18,229.86-27,297.46-15,614.20

Finding the Fourth Proportional to 18,229.86, 27,297.46 and 15,614.20

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Solution

The fourth proportional to 18,229.86, 27,297.46 and 15,614.20 is: 23,380.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,229.86 : 27,297.46 = 15,614.20 : x
  2. Step 2: Convert to fraction form
    18,229.86/27,297.46 = 15,614.20/x
  3. Step 3: Cross multiply
    18,229.86x = 27,297.46 × 15,614.20
  4. Step 4: Simplify right side
    18,229.86x = 426,227,999.93
  5. Step 5: Solve for x
    x = 426,227,999.93/18,229.86
  6. Step 6: Final answer
    x = 23,380.76

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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.