Home / 22,489.76-33,724.20-13,132.56

Finding the Fourth Proportional to 22,489.76, 33,724.20 and 13,132.56

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Solution

The fourth proportional to 22,489.76, 33,724.20 and 13,132.56 is: 19,692.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,489.76 : 33,724.20 = 13,132.56 : x
  2. Step 2: Convert to fraction form
    22,489.76/33,724.20 = 13,132.56/x
  3. Step 3: Cross multiply
    22,489.76x = 33,724.20 × 13,132.56
  4. Step 4: Simplify right side
    22,489.76x = 442,885,079.95
  5. Step 5: Solve for x
    x = 442,885,079.95/22,489.76
  6. Step 6: Final answer
    x = 19,692.74

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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.