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Finding the Fourth Proportional to 25.48, 38.01 and 24.35

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Solution

The fourth proportional to 25.48, 38.01 and 24.35 is: 36.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25.48 : 38.01 = 24.35 : x
  2. Step 2: Convert to fraction form
    25.48/38.01 = 24.35/x
  3. Step 3: Cross multiply
    25.48x = 38.01 × 24.35
  4. Step 4: Simplify right side
    25.48x = 925.45
  5. Step 5: Solve for x
    x = 925.45/25.48
  6. Step 6: Final answer
    x = 36.33

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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.