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Finding the Fourth Proportional to 26.14, 39.07 and 22.09

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Solution

The fourth proportional to 26.14, 39.07 and 22.09 is: 33.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26.14 : 39.07 = 22.09 : x
  2. Step 2: Convert to fraction form
    26.14/39.07 = 22.09/x
  3. Step 3: Cross multiply
    26.14x = 39.07 × 22.09
  4. Step 4: Simplify right side
    26.14x = 863.06
  5. Step 5: Solve for x
    x = 863.06/26.14
  6. Step 6: Final answer
    x = 33.02

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.