Home / 33,355.35-50,033.10-13,633.89

Finding the Fourth Proportional to 33,355.35, 50,033.10 and 13,633.89

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Solution

The fourth proportional to 33,355.35, 50,033.10 and 13,633.89 is: 20,450.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,355.35 : 50,033.10 = 13,633.89 : x
  2. Step 2: Convert to fraction form
    33,355.35/50,033.10 = 13,633.89/x
  3. Step 3: Cross multiply
    33,355.35x = 50,033.10 × 13,633.89
  4. Step 4: Simplify right side
    33,355.35x = 682,145,781.76
  5. Step 5: Solve for x
    x = 682,145,781.76/33,355.35
  6. Step 6: Final answer
    x = 20,450.87

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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.