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Finding the Fourth Proportional to 25.25, 34.83 and 23.52

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Solution

The fourth proportional to 25.25, 34.83 and 23.52 is: 32.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25.25 : 34.83 = 23.52 : x
  2. Step 2: Convert to fraction form
    25.25/34.83 = 23.52/x
  3. Step 3: Cross multiply
    25.25x = 34.83 × 23.52
  4. Step 4: Simplify right side
    25.25x = 819.20
  5. Step 5: Solve for x
    x = 819.20/25.25
  6. Step 6: Final answer
    x = 32.44

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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.