Home / 22,101.88-33,152.82-18,198.09

Finding the Fourth Proportional to 22,101.88, 33,152.82 and 18,198.09

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Solution

The fourth proportional to 22,101.88, 33,152.82 and 18,198.09 is: 27,297.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,101.88 : 33,152.82 = 18,198.09 : x
  2. Step 2: Convert to fraction form
    22,101.88/33,152.82 = 18,198.09/x
  3. Step 3: Cross multiply
    22,101.88x = 33,152.82 × 18,198.09
  4. Step 4: Simplify right side
    22,101.88x = 603,318,002.11
  5. Step 5: Solve for x
    x = 603,318,002.11/22,101.88
  6. Step 6: Final answer
    x = 27,297.14

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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.