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Finding the Fourth Proportional to 41,483.94, 57,245.94 and 25,378.05

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Solution

The fourth proportional to 41,483.94, 57,245.94 and 25,378.05 is: 35,020.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,483.94 : 57,245.94 = 25,378.05 : x
  2. Step 2: Convert to fraction form
    41,483.94/57,245.94 = 25,378.05/x
  3. Step 3: Cross multiply
    41,483.94x = 57,245.94 × 25,378.05
  4. Step 4: Simplify right side
    41,483.94x = 1,452,790,327.62
  5. Step 5: Solve for x
    x = 1,452,790,327.62/41,483.94
  6. Step 6: Final answer
    x = 35,020.55

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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.