Home / 33,900.12-50,792.78-20,532.73

Finding the Fourth Proportional to 33,900.12, 50,792.78 and 20,532.73

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Solution

The fourth proportional to 33,900.12, 50,792.78 and 20,532.73 is: 30,764.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,900.12 : 50,792.78 = 20,532.73 : x
  2. Step 2: Convert to fraction form
    33,900.12/50,792.78 = 20,532.73/x
  3. Step 3: Cross multiply
    33,900.12x = 50,792.78 × 20,532.73
  4. Step 4: Simplify right side
    33,900.12x = 1,042,914,171.95
  5. Step 5: Solve for x
    x = 1,042,914,171.95/33,900.12
  6. Step 6: Final answer
    x = 30,764.32

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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.