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Finding the Fourth Proportional to 33,393.20, 50,016.96 and 16,724.16

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Solution

The fourth proportional to 33,393.20, 50,016.96 and 16,724.16 is: 25,049.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,393.20 : 50,016.96 = 16,724.16 : x
  2. Step 2: Convert to fraction form
    33,393.20/50,016.96 = 16,724.16/x
  3. Step 3: Cross multiply
    33,393.20x = 50,016.96 × 16,724.16
  4. Step 4: Simplify right side
    33,393.20x = 836,491,641.75
  5. Step 5: Solve for x
    x = 836,491,641.75/33,393.20
  6. Step 6: Final answer
    x = 25,049.76

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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.