Home / 22,102.38-33,153.58-18,198.58

Finding the Fourth Proportional to 22,102.38, 33,153.58 and 18,198.58

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Solution

The fourth proportional to 22,102.38, 33,153.58 and 18,198.58 is: 27,297.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,102.38 : 33,153.58 = 18,198.58 : x
  2. Step 2: Convert to fraction form
    22,102.38/33,153.58 = 18,198.58/x
  3. Step 3: Cross multiply
    22,102.38x = 33,153.58 × 18,198.58
  4. Step 4: Simplify right side
    22,102.38x = 603,348,077.92
  5. Step 5: Solve for x
    x = 603,348,077.92/22,102.38
  6. Step 6: Final answer
    x = 27,297.88

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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.