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Finding the Fourth Proportional to 22.66, 33.84 and 18.14

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Solution

The fourth proportional to 22.66, 33.84 and 18.14 is: 27.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22.66 : 33.84 = 18.14 : x
  2. Step 2: Convert to fraction form
    22.66/33.84 = 18.14/x
  3. Step 3: Cross multiply
    22.66x = 33.84 × 18.14
  4. Step 4: Simplify right side
    22.66x = 613.88
  5. Step 5: Solve for x
    x = 613.88/22.66
  6. Step 6: Final answer
    x = 27.09

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.