Home / 47,205.98-65,144.19-25,986.61

Finding the Fourth Proportional to 47,205.98, 65,144.19 and 25,986.61

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Solution

The fourth proportional to 47,205.98, 65,144.19 and 25,986.61 is: 35,861.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,205.98 : 65,144.19 = 25,986.61 : x
  2. Step 2: Convert to fraction form
    47,205.98/65,144.19 = 25,986.61/x
  3. Step 3: Cross multiply
    47,205.98x = 65,144.19 × 25,986.61
  4. Step 4: Simplify right side
    47,205.98x = 1,692,876,659.30
  5. Step 5: Solve for x
    x = 1,692,876,659.30/47,205.98
  6. Step 6: Final answer
    x = 35,861.49

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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.