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Finding the Fourth Proportional to 33,437.70, 50,144.40 and 11,251.80

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Solution

The fourth proportional to 33,437.70, 50,144.40 and 11,251.80 is: 16,873.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,437.70 : 50,144.40 = 11,251.80 : x
  2. Step 2: Convert to fraction form
    33,437.70/50,144.40 = 11,251.80/x
  3. Step 3: Cross multiply
    33,437.70x = 50,144.40 × 11,251.80
  4. Step 4: Simplify right side
    33,437.70x = 564,214,759.92
  5. Step 5: Solve for x
    x = 564,214,759.92/33,437.70
  6. Step 6: Final answer
    x = 16,873.61

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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.