Home / 20,067.28-30,092.16-6,213.04

Finding the Fourth Proportional to 20,067.28, 30,092.16 and 6,213.04

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Solution

The fourth proportional to 20,067.28, 30,092.16 and 6,213.04 is: 9,316.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,067.28 : 30,092.16 = 6,213.04 : x
  2. Step 2: Convert to fraction form
    20,067.28/30,092.16 = 6,213.04/x
  3. Step 3: Cross multiply
    20,067.28x = 30,092.16 × 6,213.04
  4. Step 4: Simplify right side
    20,067.28x = 186,963,793.77
  5. Step 5: Solve for x
    x = 186,963,793.77/20,067.28
  6. Step 6: Final answer
    x = 9,316.85

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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.