Home / 15,951.98-23,928.20-6,091.80

Finding the Fourth Proportional to 15,951.98, 23,928.20 and 6,091.80

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Solution

The fourth proportional to 15,951.98, 23,928.20 and 6,091.80 is: 9,137.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,951.98 : 23,928.20 = 6,091.80 : x
  2. Step 2: Convert to fraction form
    15,951.98/23,928.20 = 6,091.80/x
  3. Step 3: Cross multiply
    15,951.98x = 23,928.20 × 6,091.80
  4. Step 4: Simplify right side
    15,951.98x = 145,765,778.30
  5. Step 5: Solve for x
    x = 145,765,778.30/15,951.98
  6. Step 6: Final answer
    x = 9,137.78

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1.5x scale

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.