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Finding the Fourth Proportional to 27.33, 41 and 10.21

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Solution

The fourth proportional to 27.33, 41 and 10.21 is: 15.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27.33 : 41 = 10.21 : x
  2. Step 2: Convert to fraction form
    27.33/41 = 10.21/x
  3. Step 3: Cross multiply
    27.33x = 41 × 10.21
  4. Step 4: Simplify right side
    27.33x = 418.61
  5. Step 5: Solve for x
    x = 418.61/27.33
  6. Step 6: Final answer
    x = 15.32

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.