Home / 15,542.73-23,276.97-8,512.20

Finding the Fourth Proportional to 15,542.73, 23,276.97 and 8,512.20

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Solution

The fourth proportional to 15,542.73, 23,276.97 and 8,512.20 is: 12,747.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,542.73 : 23,276.97 = 8,512.20 : x
  2. Step 2: Convert to fraction form
    15,542.73/23,276.97 = 8,512.20/x
  3. Step 3: Cross multiply
    15,542.73x = 23,276.97 × 8,512.20
  4. Step 4: Simplify right side
    15,542.73x = 198,138,224.03
  5. Step 5: Solve for x
    x = 198,138,224.03/15,542.73
  6. Step 6: Final answer
    x = 12,747.97

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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.