Home / 23,965.20-35,947.80-8,379.18

Finding the Fourth Proportional to 23,965.20, 35,947.80 and 8,379.18

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Solution

The fourth proportional to 23,965.20, 35,947.80 and 8,379.18 is: 12,568.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,965.20 : 35,947.80 = 8,379.18 : x
  2. Step 2: Convert to fraction form
    23,965.20/35,947.80 = 8,379.18/x
  3. Step 3: Cross multiply
    23,965.20x = 35,947.80 × 8,379.18
  4. Step 4: Simplify right side
    23,965.20x = 301,213,086.80
  5. Step 5: Solve for x
    x = 301,213,086.80/23,965.20
  6. Step 6: Final answer
    x = 12,568.77

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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.