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Finding the Fourth Proportional to 24.18, 36.48 and 23.22

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Solution

The fourth proportional to 24.18, 36.48 and 23.22 is: 35.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    24.18 : 36.48 = 23.22 : x
  2. Step 2: Convert to fraction form
    24.18/36.48 = 23.22/x
  3. Step 3: Cross multiply
    24.18x = 36.48 × 23.22
  4. Step 4: Simplify right side
    24.18x = 847.07
  5. Step 5: Solve for x
    x = 847.07/24.18
  6. Step 6: Final answer
    x = 35.03

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.