Home / 22,171.87-33,263.56-11,078.11

Finding the Fourth Proportional to 22,171.87, 33,263.56 and 11,078.11

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Solution

The fourth proportional to 22,171.87, 33,263.56 and 11,078.11 is: 16,620.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,171.87 : 33,263.56 = 11,078.11 : x
  2. Step 2: Convert to fraction form
    22,171.87/33,263.56 = 11,078.11/x
  3. Step 3: Cross multiply
    22,171.87x = 33,263.56 × 11,078.11
  4. Step 4: Simplify right side
    22,171.87x = 368,497,210.35
  5. Step 5: Solve for x
    x = 368,497,210.35/22,171.87
  6. Step 6: Final answer
    x = 16,620.04

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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.