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Finding the Fourth Proportional to 24.37, 33.69 and 22.05

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Solution

The fourth proportional to 24.37, 33.69 and 22.05 is: 30.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    24.37 : 33.69 = 22.05 : x
  2. Step 2: Convert to fraction form
    24.37/33.69 = 22.05/x
  3. Step 3: Cross multiply
    24.37x = 33.69 × 22.05
  4. Step 4: Simplify right side
    24.37x = 742.86
  5. Step 5: Solve for x
    x = 742.86/24.37
  6. Step 6: Final answer
    x = 30.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.