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Finding the Fourth Proportional to 27.01, 37.25 and 17.67

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Solution

The fourth proportional to 27.01, 37.25 and 17.67 is: 24.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27.01 : 37.25 = 17.67 : x
  2. Step 2: Convert to fraction form
    27.01/37.25 = 17.67/x
  3. Step 3: Cross multiply
    27.01x = 37.25 × 17.67
  4. Step 4: Simplify right side
    27.01x = 658.21
  5. Step 5: Solve for x
    x = 658.21/27.01
  6. Step 6: Final answer
    x = 24.37

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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.