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Finding the Fourth Proportional to 23.76, 32.97 and 23.52

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Solution

The fourth proportional to 23.76, 32.97 and 23.52 is: 32.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23.76 : 32.97 = 23.52 : x
  2. Step 2: Convert to fraction form
    23.76/32.97 = 23.52/x
  3. Step 3: Cross multiply
    23.76x = 32.97 × 23.52
  4. Step 4: Simplify right side
    23.76x = 775.45
  5. Step 5: Solve for x
    x = 775.45/23.76
  6. Step 6: Final answer
    x = 32.64

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.