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Finding the Fourth Proportional to 36.22, 54.35 and 23.41

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Solution

The fourth proportional to 36.22, 54.35 and 23.41 is: 35.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36.22 : 54.35 = 23.41 : x
  2. Step 2: Convert to fraction form
    36.22/54.35 = 23.41/x
  3. Step 3: Cross multiply
    36.22x = 54.35 × 23.41
  4. Step 4: Simplify right side
    36.22x = 1,272.46
  5. Step 5: Solve for x
    x = 1,272.46/36.22
  6. Step 6: Final answer
    x = 35.13

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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.