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Finding the Fourth Proportional to 33,960.60, 50,940.90 and 22,150.80

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Solution

The fourth proportional to 33,960.60, 50,940.90 and 22,150.80 is: 33,226.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,960.60 : 50,940.90 = 22,150.80 : x
  2. Step 2: Convert to fraction form
    33,960.60/50,940.90 = 22,150.80/x
  3. Step 3: Cross multiply
    33,960.60x = 50,940.90 × 22,150.80
  4. Step 4: Simplify right side
    33,960.60x = 1,128,381,687.72
  5. Step 5: Solve for x
    x = 1,128,381,687.72/33,960.60
  6. Step 6: Final answer
    x = 33,226.20

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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.