Home / 63,961.74-95,963.86-28,418.12

Finding the Fourth Proportional to 63,961.74, 95,963.86 and 28,418.12

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Solution

The fourth proportional to 63,961.74, 95,963.86 and 28,418.12 is: 42,636.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,961.74 : 95,963.86 = 28,418.12 : x
  2. Step 2: Convert to fraction form
    63,961.74/95,963.86 = 28,418.12/x
  3. Step 3: Cross multiply
    63,961.74x = 95,963.86 × 28,418.12
  4. Step 4: Simplify right side
    63,961.74x = 2,727,112,489.14
  5. Step 5: Solve for x
    x = 2,727,112,489.14/63,961.74
  6. Step 6: Final answer
    x = 42,636.62

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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.