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Finding the Fourth Proportional to 17.11, 23.46 and 17.08

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Solution

The fourth proportional to 17.11, 23.46 and 17.08 is: 23.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17.11 : 23.46 = 17.08 : x
  2. Step 2: Convert to fraction form
    17.11/23.46 = 17.08/x
  3. Step 3: Cross multiply
    17.11x = 23.46 × 17.08
  4. Step 4: Simplify right side
    17.11x = 400.57
  5. Step 5: Solve for x
    x = 400.57/17.11
  6. Step 6: Final answer
    x = 23.41

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.