Home / 33,397.85-50,081.20-19,361.90

Finding the Fourth Proportional to 33,397.85, 50,081.20 and 19,361.90

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Solution

The fourth proportional to 33,397.85, 50,081.20 and 19,361.90 is: 29,033.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,397.85 : 50,081.20 = 19,361.90 : x
  2. Step 2: Convert to fraction form
    33,397.85/50,081.20 = 19,361.90/x
  3. Step 3: Cross multiply
    33,397.85x = 50,081.20 × 19,361.90
  4. Step 4: Simplify right side
    33,397.85x = 969,667,263.08
  5. Step 5: Solve for x
    x = 969,667,263.08/33,397.85
  6. Step 6: Final answer
    x = 29,033.82

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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.