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Finding the Fourth Proportional to 43.44, 65.23 and 24.22

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Solution

The fourth proportional to 43.44, 65.23 and 24.22 is: 36.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    43.44 : 65.23 = 24.22 : x
  2. Step 2: Convert to fraction form
    43.44/65.23 = 24.22/x
  3. Step 3: Cross multiply
    43.44x = 65.23 × 24.22
  4. Step 4: Simplify right side
    43.44x = 1,579.72
  5. Step 5: Solve for x
    x = 1,579.72/43.44
  6. Step 6: Final answer
    x = 36.36

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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.