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Finding the Fourth Proportional to 29.93, 41.26 and 23.71

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Solution

The fourth proportional to 29.93, 41.26 and 23.71 is: 32.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29.93 : 41.26 = 23.71 : x
  2. Step 2: Convert to fraction form
    29.93/41.26 = 23.71/x
  3. Step 3: Cross multiply
    29.93x = 41.26 × 23.71
  4. Step 4: Simplify right side
    29.93x = 978.11
  5. Step 5: Solve for x
    x = 978.11/29.93
  6. Step 6: Final answer
    x = 32.68

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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.