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Finding the Fourth Proportional to 34.06, 47.22 and 33.56

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Solution

The fourth proportional to 34.06, 47.22 and 33.56 is: 46.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34.06 : 47.22 = 33.56 : x
  2. Step 2: Convert to fraction form
    34.06/47.22 = 33.56/x
  3. Step 3: Cross multiply
    34.06x = 47.22 × 33.56
  4. Step 4: Simplify right side
    34.06x = 1,584.70
  5. Step 5: Solve for x
    x = 1,584.70/34.06
  6. Step 6: Final answer
    x = 46.53

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.