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Finding the Fourth Proportional to 32.41, 44.73 and 19.96

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Solution

The fourth proportional to 32.41, 44.73 and 19.96 is: 27.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    32.41 : 44.73 = 19.96 : x
  2. Step 2: Convert to fraction form
    32.41/44.73 = 19.96/x
  3. Step 3: Cross multiply
    32.41x = 44.73 × 19.96
  4. Step 4: Simplify right side
    32.41x = 892.81
  5. Step 5: Solve for x
    x = 892.81/32.41
  6. Step 6: Final answer
    x = 27.55

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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.