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Finding the Fourth Proportional to 26.56, 36.68 and 24.12

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Solution

The fourth proportional to 26.56, 36.68 and 24.12 is: 33.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26.56 : 36.68 = 24.12 : x
  2. Step 2: Convert to fraction form
    26.56/36.68 = 24.12/x
  3. Step 3: Cross multiply
    26.56x = 36.68 × 24.12
  4. Step 4: Simplify right side
    26.56x = 884.72
  5. Step 5: Solve for x
    x = 884.72/26.56
  6. Step 6: Final answer
    x = 33.31

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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.