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Finding the Fourth Proportional to 27.41, 41.06 and 15.99

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Solution

The fourth proportional to 27.41, 41.06 and 15.99 is: 23.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27.41 : 41.06 = 15.99 : x
  2. Step 2: Convert to fraction form
    27.41/41.06 = 15.99/x
  3. Step 3: Cross multiply
    27.41x = 41.06 × 15.99
  4. Step 4: Simplify right side
    27.41x = 656.38
  5. Step 5: Solve for x
    x = 656.38/27.41
  6. Step 6: Final answer
    x = 23.95

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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.