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Finding the Fourth Proportional to 33,794.87, 50,652.70 and 13,791.87

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Solution

The fourth proportional to 33,794.87, 50,652.70 and 13,791.87 is: 20,671.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,794.87 : 50,652.70 = 13,791.87 : x
  2. Step 2: Convert to fraction form
    33,794.87/50,652.70 = 13,791.87/x
  3. Step 3: Cross multiply
    33,794.87x = 50,652.70 × 13,791.87
  4. Step 4: Simplify right side
    33,794.87x = 698,595,419.07
  5. Step 5: Solve for x
    x = 698,595,419.07/33,794.87
  6. Step 6: Final answer
    x = 20,671.64

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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.