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Finding the Fourth Proportional to 33,198.60, 49,822.20 and 22,101.60

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Solution

The fourth proportional to 33,198.60, 49,822.20 and 22,101.60 is: 33,168.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,198.60 : 49,822.20 = 22,101.60 : x
  2. Step 2: Convert to fraction form
    33,198.60/49,822.20 = 22,101.60/x
  3. Step 3: Cross multiply
    33,198.60x = 49,822.20 × 22,101.60
  4. Step 4: Simplify right side
    33,198.60x = 1,101,150,335.52
  5. Step 5: Solve for x
    x = 1,101,150,335.52/33,198.60
  6. Step 6: Final answer
    x = 33,168.58

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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.