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Finding the Fourth Proportional to 29.08, 43.54 and 27.26

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Solution

The fourth proportional to 29.08, 43.54 and 27.26 is: 40.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    29.08 : 43.54 = 27.26 : x
  2. Step 2: Convert to fraction form
    29.08/43.54 = 27.26/x
  3. Step 3: Cross multiply
    29.08x = 43.54 × 27.26
  4. Step 4: Simplify right side
    29.08x = 1,186.90
  5. Step 5: Solve for x
    x = 1,186.90/29.08
  6. Step 6: Final answer
    x = 40.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.