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Finding the Fourth Proportional to 27.33, 41.00 and 11.30

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Solution

The fourth proportional to 27.33, 41.00 and 11.30 is: 16.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27.33 : 41.00 = 11.30 : x
  2. Step 2: Convert to fraction form
    27.33/41.00 = 11.30/x
  3. Step 3: Cross multiply
    27.33x = 41.00 × 11.30
  4. Step 4: Simplify right side
    27.33x = 463.12
  5. Step 5: Solve for x
    x = 463.12/27.33
  6. Step 6: Final answer
    x = 16.95

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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.