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Finding the Fourth Proportional to 48.56, 67.01 and 26.73

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Solution

The fourth proportional to 48.56, 67.01 and 26.73 is: 36.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    48.56 : 67.01 = 26.73 : x
  2. Step 2: Convert to fraction form
    48.56/67.01 = 26.73/x
  3. Step 3: Cross multiply
    48.56x = 67.01 × 26.73
  4. Step 4: Simplify right side
    48.56x = 1,791.01
  5. Step 5: Solve for x
    x = 1,791.01/48.56
  6. Step 6: Final answer
    x = 36.89

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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.