Home / 33,272.44-49,884.05-20,121.89

Finding the Fourth Proportional to 33,272.44, 49,884.05 and 20,121.89

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Solution

The fourth proportional to 33,272.44, 49,884.05 and 20,121.89 is: 30,167.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,272.44 : 49,884.05 = 20,121.89 : x
  2. Step 2: Convert to fraction form
    33,272.44/49,884.05 = 20,121.89/x
  3. Step 3: Cross multiply
    33,272.44x = 49,884.05 × 20,121.89
  4. Step 4: Simplify right side
    33,272.44x = 1,003,761,167.74
  5. Step 5: Solve for x
    x = 1,003,761,167.74/33,272.44
  6. Step 6: Final answer
    x = 30,167.95

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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.