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Finding the Fourth Proportional to 26.93, 36.96 and 23.24

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Solution

The fourth proportional to 26.93, 36.96 and 23.24 is: 31.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26.93 : 36.96 = 23.24 : x
  2. Step 2: Convert to fraction form
    26.93/36.96 = 23.24/x
  3. Step 3: Cross multiply
    26.93x = 36.96 × 23.24
  4. Step 4: Simplify right side
    26.93x = 858.85
  5. Step 5: Solve for x
    x = 858.85/26.93
  6. Step 6: Final answer
    x = 31.90

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.