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Finding the Fourth Proportional to 32.44, 48.66 and 10.76

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Solution

The fourth proportional to 32.44, 48.66 and 10.76 is: 16.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    32.44 : 48.66 = 10.76 : x
  2. Step 2: Convert to fraction form
    32.44/48.66 = 10.76/x
  3. Step 3: Cross multiply
    32.44x = 48.66 × 10.76
  4. Step 4: Simplify right side
    32.44x = 523.58
  5. Step 5: Solve for x
    x = 523.58/32.44
  6. Step 6: Final answer
    x = 16.14

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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.