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Finding the Fourth Proportional to 23.34, 34.92 and 23.25

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Solution

The fourth proportional to 23.34, 34.92 and 23.25 is: 34.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23.34 : 34.92 = 23.25 : x
  2. Step 2: Convert to fraction form
    23.34/34.92 = 23.25/x
  3. Step 3: Cross multiply
    23.34x = 34.92 × 23.25
  4. Step 4: Simplify right side
    23.34x = 811.89
  5. Step 5: Solve for x
    x = 811.89/23.34
  6. Step 6: Final answer
    x = 34.79

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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.