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Finding the Fourth Proportional to 25.65, 38.34 and 24.03

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Solution

The fourth proportional to 25.65, 38.34 and 24.03 is: 35.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25.65 : 38.34 = 24.03 : x
  2. Step 2: Convert to fraction form
    25.65/38.34 = 24.03/x
  3. Step 3: Cross multiply
    25.65x = 38.34 × 24.03
  4. Step 4: Simplify right side
    25.65x = 921.31
  5. Step 5: Solve for x
    x = 921.31/25.65
  6. Step 6: Final answer
    x = 35.92

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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.