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Finding the Fourth Proportional to 24.82, 34.17 and 19.33

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Solution

The fourth proportional to 24.82, 34.17 and 19.33 is: 26.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    24.82 : 34.17 = 19.33 : x
  2. Step 2: Convert to fraction form
    24.82/34.17 = 19.33/x
  3. Step 3: Cross multiply
    24.82x = 34.17 × 19.33
  4. Step 4: Simplify right side
    24.82x = 660.51
  5. Step 5: Solve for x
    x = 660.51/24.82
  6. Step 6: Final answer
    x = 26.61

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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.