Home / 20,151.24-30,227.13-7,003.86

Finding the Fourth Proportional to 20,151.24, 30,227.13 and 7,003.86

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Solution

The fourth proportional to 20,151.24, 30,227.13 and 7,003.86 is: 10,505.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,151.24 : 30,227.13 = 7,003.86 : x
  2. Step 2: Convert to fraction form
    20,151.24/30,227.13 = 7,003.86/x
  3. Step 3: Cross multiply
    20,151.24x = 30,227.13 × 7,003.86
  4. Step 4: Simplify right side
    20,151.24x = 211,706,586.72
  5. Step 5: Solve for x
    x = 211,706,586.72/20,151.24
  6. Step 6: Final answer
    x = 10,505.88

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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.