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Finding the Fourth Proportional to 41.08, 56.72 and 26.54

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Solution

The fourth proportional to 41.08, 56.72 and 26.54 is: 36.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    41.08 : 56.72 = 26.54 : x
  2. Step 2: Convert to fraction form
    41.08/56.72 = 26.54/x
  3. Step 3: Cross multiply
    41.08x = 56.72 × 26.54
  4. Step 4: Simplify right side
    41.08x = 1,504.93
  5. Step 5: Solve for x
    x = 1,504.93/41.08
  6. Step 6: Final answer
    x = 36.64

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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.