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Finding the Fourth Proportional to 22.04, 30.38 and 17.44

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Solution

The fourth proportional to 22.04, 30.38 and 17.44 is: 24.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22.04 : 30.38 = 17.44 : x
  2. Step 2: Convert to fraction form
    22.04/30.38 = 17.44/x
  3. Step 3: Cross multiply
    22.04x = 30.38 × 17.44
  4. Step 4: Simplify right side
    22.04x = 529.83
  5. Step 5: Solve for x
    x = 529.83/22.04
  6. Step 6: Final answer
    x = 24.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.