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Finding the Fourth Proportional to 33,361.87, 50,040.65 and 12,584.83

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Solution

The fourth proportional to 33,361.87, 50,040.65 and 12,584.83 is: 18,876.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,361.87 : 50,040.65 = 12,584.83 : x
  2. Step 2: Convert to fraction form
    33,361.87/50,040.65 = 12,584.83/x
  3. Step 3: Cross multiply
    33,361.87x = 50,040.65 × 12,584.83
  4. Step 4: Simplify right side
    33,361.87x = 629,753,010.42
  5. Step 5: Solve for x
    x = 629,753,010.42/33,361.87
  6. Step 6: Final answer
    x = 18,876.43

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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.