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Finding the Fourth Proportional to 33,375.44, 50,063.16 and 13,645.97

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Solution

The fourth proportional to 33,375.44, 50,063.16 and 13,645.97 is: 20,468.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,375.44 : 50,063.16 = 13,645.97 : x
  2. Step 2: Convert to fraction form
    33,375.44/50,063.16 = 13,645.97/x
  3. Step 3: Cross multiply
    33,375.44x = 50,063.16 × 13,645.97
  4. Step 4: Simplify right side
    33,375.44x = 683,160,368.06
  5. Step 5: Solve for x
    x = 683,160,368.06/33,375.44
  6. Step 6: Final answer
    x = 20,468.95

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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.