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Finding the Fourth Proportional to 30.27, 45.44 and 24.33

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Solution

The fourth proportional to 30.27, 45.44 and 24.33 is: 36.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30.27 : 45.44 = 24.33 : x
  2. Step 2: Convert to fraction form
    30.27/45.44 = 24.33/x
  3. Step 3: Cross multiply
    30.27x = 45.44 × 24.33
  4. Step 4: Simplify right side
    30.27x = 1,105.73
  5. Step 5: Solve for x
    x = 1,105.73/30.27
  6. Step 6: Final answer
    x = 36.53

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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.