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Finding the Fourth Proportional to 23.41, 32.12 and 23.29

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Solution

The fourth proportional to 23.41, 32.12 and 23.29 is: 31.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    23.41 : 32.12 = 23.29 : x
  2. Step 2: Convert to fraction form
    23.41/32.12 = 23.29/x
  3. Step 3: Cross multiply
    23.41x = 32.12 × 23.29
  4. Step 4: Simplify right side
    23.41x = 748.07
  5. Step 5: Solve for x
    x = 748.07/23.41
  6. Step 6: Final answer
    x = 31.96

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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.