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Finding the Fourth Proportional to 47,374.25, 65,375.43 and 25,863.26

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Solution

The fourth proportional to 47,374.25, 65,375.43 and 25,863.26 is: 35,690.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,374.25 : 65,375.43 = 25,863.26 : x
  2. Step 2: Convert to fraction form
    47,374.25/65,375.43 = 25,863.26/x
  3. Step 3: Cross multiply
    47,374.25x = 65,375.43 × 25,863.26
  4. Step 4: Simplify right side
    47,374.25x = 1,690,821,743.70
  5. Step 5: Solve for x
    x = 1,690,821,743.70/47,374.25
  6. Step 6: Final answer
    x = 35,690.73

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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.