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Finding the Fourth Proportional to 33,760.62, 50,640.93 and 8,800.61

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Solution

The fourth proportional to 33,760.62, 50,640.93 and 8,800.61 is: 13,200.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,760.62 : 50,640.93 = 8,800.61 : x
  2. Step 2: Convert to fraction form
    33,760.62/50,640.93 = 8,800.61/x
  3. Step 3: Cross multiply
    33,760.62x = 50,640.93 × 8,800.61
  4. Step 4: Simplify right side
    33,760.62x = 445,670,821.76
  5. Step 5: Solve for x
    x = 445,670,821.76/33,760.62
  6. Step 6: Final answer
    x = 13,200.91

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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.