Home / 22,118.46-33,177.69-12,752.52

Finding the Fourth Proportional to 22,118.46, 33,177.69 and 12,752.52

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Solution

The fourth proportional to 22,118.46, 33,177.69 and 12,752.52 is: 19,128.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,118.46 : 33,177.69 = 12,752.52 : x
  2. Step 2: Convert to fraction form
    22,118.46/33,177.69 = 12,752.52/x
  3. Step 3: Cross multiply
    22,118.46x = 33,177.69 × 12,752.52
  4. Step 4: Simplify right side
    22,118.46x = 423,099,155.28
  5. Step 5: Solve for x
    x = 423,099,155.28/22,118.46
  6. Step 6: Final answer
    x = 19,128.78

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Similar ratio
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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.