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Finding the Fourth Proportional to 43.64, 60.23 and 25.23

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Solution

The fourth proportional to 43.64, 60.23 and 25.23 is: 34.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    43.64 : 60.23 = 25.23 : x
  2. Step 2: Convert to fraction form
    43.64/60.23 = 25.23/x
  3. Step 3: Cross multiply
    43.64x = 60.23 × 25.23
  4. Step 4: Simplify right side
    43.64x = 1,519.48
  5. Step 5: Solve for x
    x = 1,519.48/43.64
  6. Step 6: Final answer
    x = 34.82

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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.