Home / 22,352.14-30,845.17-12,280.60

Finding the Fourth Proportional to 22,352.14, 30,845.17 and 12,280.60

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Solution

The fourth proportional to 22,352.14, 30,845.17 and 12,280.60 is: 16,946.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,352.14 : 30,845.17 = 12,280.60 : x
  2. Step 2: Convert to fraction form
    22,352.14/30,845.17 = 12,280.60/x
  3. Step 3: Cross multiply
    22,352.14x = 30,845.17 × 12,280.60
  4. Step 4: Simplify right side
    22,352.14x = 378,797,194.70
  5. Step 5: Solve for x
    x = 378,797,194.70/22,352.14
  6. Step 6: Final answer
    x = 16,946.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.