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Finding the Fourth Proportional to 25.07, 34.77 and 24.33

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Solution

The fourth proportional to 25.07, 34.77 and 24.33 is: 33.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25.07 : 34.77 = 24.33 : x
  2. Step 2: Convert to fraction form
    25.07/34.77 = 24.33/x
  3. Step 3: Cross multiply
    25.07x = 34.77 × 24.33
  4. Step 4: Simplify right side
    25.07x = 845.95
  5. Step 5: Solve for x
    x = 845.95/25.07
  6. Step 6: Final answer
    x = 33.74

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.