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Finding the Fourth Proportional to 36.50, 54.76 and 22.04

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Solution

The fourth proportional to 36.50, 54.76 and 22.04 is: 33.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    36.50 : 54.76 = 22.04 : x
  2. Step 2: Convert to fraction form
    36.50/54.76 = 22.04/x
  3. Step 3: Cross multiply
    36.50x = 54.76 × 22.04
  4. Step 4: Simplify right side
    36.50x = 1,206.91
  5. Step 5: Solve for x
    x = 1,206.91/36.50
  6. Step 6: Final answer
    x = 33.07

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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.