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Finding the Fourth Proportional to 26.08, 35.97 and 19.17

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Solution

The fourth proportional to 26.08, 35.97 and 19.17 is: 26.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26.08 : 35.97 = 19.17 : x
  2. Step 2: Convert to fraction form
    26.08/35.97 = 19.17/x
  3. Step 3: Cross multiply
    26.08x = 35.97 × 19.17
  4. Step 4: Simplify right side
    26.08x = 689.62
  5. Step 5: Solve for x
    x = 689.62/26.08
  6. Step 6: Final answer
    x = 26.44

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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.