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Finding the Fourth Proportional to 32.27, 48.26 and 26.49

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Solution

The fourth proportional to 32.27, 48.26 and 26.49 is: 39.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    32.27 : 48.26 = 26.49 : x
  2. Step 2: Convert to fraction form
    32.27/48.26 = 26.49/x
  3. Step 3: Cross multiply
    32.27x = 48.26 × 26.49
  4. Step 4: Simplify right side
    32.27x = 1,278.65
  5. Step 5: Solve for x
    x = 1,278.65/32.27
  6. Step 6: Final answer
    x = 39.63

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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.