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Finding the Fourth Proportional to 25.25, 37.67 and 23.49

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Solution

The fourth proportional to 25.25, 37.67 and 23.49 is: 35.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25.25 : 37.67 = 23.49 : x
  2. Step 2: Convert to fraction form
    25.25/37.67 = 23.49/x
  3. Step 3: Cross multiply
    25.25x = 37.67 × 23.49
  4. Step 4: Simplify right side
    25.25x = 884.75
  5. Step 5: Solve for x
    x = 884.75/25.25
  6. Step 6: Final answer
    x = 35.05

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.