Home / 47,965.43-71,968.86-25,752.86

Finding the Fourth Proportional to 47,965.43, 71,968.86 and 25,752.86

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Solution

The fourth proportional to 47,965.43, 71,968.86 and 25,752.86 is: 38,640.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,965.43 : 71,968.86 = 25,752.86 : x
  2. Step 2: Convert to fraction form
    47,965.43/71,968.86 = 25,752.86/x
  3. Step 3: Cross multiply
    47,965.43x = 71,968.86 × 25,752.86
  4. Step 4: Simplify right side
    47,965.43x = 1,853,404,252.43
  5. Step 5: Solve for x
    x = 1,853,404,252.43/47,965.43
  6. Step 6: Final answer
    x = 38,640.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.