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Finding the Fourth Proportional to 33.56, 50.06 and 30.14

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Solution

The fourth proportional to 33.56, 50.06 and 30.14 is: 44.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33.56 : 50.06 = 30.14 : x
  2. Step 2: Convert to fraction form
    33.56/50.06 = 30.14/x
  3. Step 3: Cross multiply
    33.56x = 50.06 × 30.14
  4. Step 4: Simplify right side
    33.56x = 1,508.41
  5. Step 5: Solve for x
    x = 1,508.41/33.56
  6. Step 6: Final answer
    x = 44.95

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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.