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Finding the Fourth Proportional to 24.06, 36.06 and 13.22

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Solution

The fourth proportional to 24.06, 36.06 and 13.22 is: 19.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    24.06 : 36.06 = 13.22 : x
  2. Step 2: Convert to fraction form
    24.06/36.06 = 13.22/x
  3. Step 3: Cross multiply
    24.06x = 36.06 × 13.22
  4. Step 4: Simplify right side
    24.06x = 476.47
  5. Step 5: Solve for x
    x = 476.47/24.06
  6. Step 6: Final answer
    x = 19.81

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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.