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Finding the Fourth Proportional to 26.10, 35.97 and 19.96

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Solution

The fourth proportional to 26.10, 35.97 and 19.96 is: 27.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26.10 : 35.97 = 19.96 : x
  2. Step 2: Convert to fraction form
    26.10/35.97 = 19.96/x
  3. Step 3: Cross multiply
    26.10x = 35.97 × 19.96
  4. Step 4: Simplify right side
    26.10x = 717.96
  5. Step 5: Solve for x
    x = 717.96/26.10
  6. Step 6: Final answer
    x = 27.51

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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.