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Finding the Fourth Proportional to 34.22, 51.01 and 33.35

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Solution

The fourth proportional to 34.22, 51.01 and 33.35 is: 49.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    34.22 : 51.01 = 33.35 : x
  2. Step 2: Convert to fraction form
    34.22/51.01 = 33.35/x
  3. Step 3: Cross multiply
    34.22x = 51.01 × 33.35
  4. Step 4: Simplify right side
    34.22x = 1,700.97
  5. Step 5: Solve for x
    x = 1,700.97/34.22
  6. Step 6: Final answer
    x = 49.71

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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.