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Finding the Fourth Proportional to 33.56, 50.19 and 22.08

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Solution

The fourth proportional to 33.56, 50.19 and 22.08 is: 33.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33.56 : 50.19 = 22.08 : x
  2. Step 2: Convert to fraction form
    33.56/50.19 = 22.08/x
  3. Step 3: Cross multiply
    33.56x = 50.19 × 22.08
  4. Step 4: Simplify right side
    33.56x = 1,108.20
  5. Step 5: Solve for x
    x = 1,108.20/33.56
  6. Step 6: Final answer
    x = 33.02

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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.