Home / 22,630.20-33,945.30-12,132.60

Finding the Fourth Proportional to 22,630.20, 33,945.30 and 12,132.60

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Solution

The fourth proportional to 22,630.20, 33,945.30 and 12,132.60 is: 18,198.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,630.20 : 33,945.30 = 12,132.60 : x
  2. Step 2: Convert to fraction form
    22,630.20/33,945.30 = 12,132.60/x
  3. Step 3: Cross multiply
    22,630.20x = 33,945.30 × 12,132.60
  4. Step 4: Simplify right side
    22,630.20x = 411,844,746.78
  5. Step 5: Solve for x
    x = 411,844,746.78/22,630.20
  6. Step 6: Final answer
    x = 18,198.90

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.