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Finding the Fourth Proportional to 45,635.25, 62,976.65 and 25,763.25

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Solution

The fourth proportional to 45,635.25, 62,976.65 and 25,763.25 is: 35,553.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,635.25 : 62,976.65 = 25,763.25 : x
  2. Step 2: Convert to fraction form
    45,635.25/62,976.65 = 25,763.25/x
  3. Step 3: Cross multiply
    45,635.25x = 62,976.65 × 25,763.25
  4. Step 4: Simplify right side
    45,635.25x = 1,622,483,049.30
  5. Step 5: Solve for x
    x = 1,622,483,049.30/45,635.25
  6. Step 6: Final answer
    x = 35,553.29

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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.