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Finding the Fourth Proportional to 33,469.92, 50,143.68 and 15,667.92

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Solution

The fourth proportional to 33,469.92, 50,143.68 and 15,667.92 is: 23,473.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,469.92 : 50,143.68 = 15,667.92 : x
  2. Step 2: Convert to fraction form
    33,469.92/50,143.68 = 15,667.92/x
  3. Step 3: Cross multiply
    33,469.92x = 50,143.68 × 15,667.92
  4. Step 4: Simplify right side
    33,469.92x = 785,647,166.75
  5. Step 5: Solve for x
    x = 785,647,166.75/33,469.92
  6. Step 6: Final answer
    x = 23,473.23

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1.5x scale

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.