Home / 22,154.40-33,227.92-12,134.48

Finding the Fourth Proportional to 22,154.40, 33,227.92 and 12,134.48

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Solution

The fourth proportional to 22,154.40, 33,227.92 and 12,134.48 is: 18,199.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,154.40 : 33,227.92 = 12,134.48 : x
  2. Step 2: Convert to fraction form
    22,154.40/33,227.92 = 12,134.48/x
  3. Step 3: Cross multiply
    22,154.40x = 33,227.92 × 12,134.48
  4. Step 4: Simplify right side
    22,154.40x = 403,203,530.68
  5. Step 5: Solve for x
    x = 403,203,530.68/22,154.40
  6. Step 6: Final answer
    x = 18,199.70

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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.