Home / 47,759.22-65,902.82-29,856.20

Finding the Fourth Proportional to 47,759.22, 65,902.82 and 29,856.20

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Solution

The fourth proportional to 47,759.22, 65,902.82 and 29,856.20 is: 41,198.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,759.22 : 65,902.82 = 29,856.20 : x
  2. Step 2: Convert to fraction form
    47,759.22/65,902.82 = 29,856.20/x
  3. Step 3: Cross multiply
    47,759.22x = 65,902.82 × 29,856.20
  4. Step 4: Simplify right side
    47,759.22x = 1,967,607,295.69
  5. Step 5: Solve for x
    x = 1,967,607,295.69/47,759.22
  6. Step 6: Final answer
    x = 41,198.48

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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.