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Finding the Fourth Proportional to 30.11, 44.96 and 24.94

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Solution

The fourth proportional to 30.11, 44.96 and 24.94 is: 37.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    30.11 : 44.96 = 24.94 : x
  2. Step 2: Convert to fraction form
    30.11/44.96 = 24.94/x
  3. Step 3: Cross multiply
    30.11x = 44.96 × 24.94
  4. Step 4: Simplify right side
    30.11x = 1,121.44
  5. Step 5: Solve for x
    x = 1,121.44/30.11
  6. Step 6: Final answer
    x = 37.25

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.