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Finding the Fourth Proportional to 22.05, 33.03 and 17.46

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Solution

The fourth proportional to 22.05, 33.03 and 17.46 is: 26.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22.05 : 33.03 = 17.46 : x
  2. Step 2: Convert to fraction form
    22.05/33.03 = 17.46/x
  3. Step 3: Cross multiply
    22.05x = 33.03 × 17.46
  4. Step 4: Simplify right side
    22.05x = 576.70
  5. Step 5: Solve for x
    x = 576.70/22.05
  6. Step 6: Final answer
    x = 26.15

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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.