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Finding the Fourth Proportional to 33,456.42, 46,187.79 and 25,839.11

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Solution

The fourth proportional to 33,456.42, 46,187.79 and 25,839.11 is: 35,671.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,456.42 : 46,187.79 = 25,839.11 : x
  2. Step 2: Convert to fraction form
    33,456.42/46,187.79 = 25,839.11/x
  3. Step 3: Cross multiply
    33,456.42x = 46,187.79 × 25,839.11
  4. Step 4: Simplify right side
    33,456.42x = 1,193,451,275.14
  5. Step 5: Solve for x
    x = 1,193,451,275.14/33,456.42
  6. Step 6: Final answer
    x = 35,671.82

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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.