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Finding the Fourth Proportional to 24.74, 37.06 and 21.96

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Solution

The fourth proportional to 24.74, 37.06 and 21.96 is: 32.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    24.74 : 37.06 = 21.96 : x
  2. Step 2: Convert to fraction form
    24.74/37.06 = 21.96/x
  3. Step 3: Cross multiply
    24.74x = 37.06 × 21.96
  4. Step 4: Simplify right side
    24.74x = 813.84
  5. Step 5: Solve for x
    x = 813.84/24.74
  6. Step 6: Final answer
    x = 32.90

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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.