Home / 23,519.40-35,279.13-7,947.96

Finding the Fourth Proportional to 23,519.40, 35,279.13 and 7,947.96

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Solution

The fourth proportional to 23,519.40, 35,279.13 and 7,947.96 is: 11,921.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,519.40 : 35,279.13 = 7,947.96 : x
  2. Step 2: Convert to fraction form
    23,519.40/35,279.13 = 7,947.96/x
  3. Step 3: Cross multiply
    23,519.40x = 35,279.13 × 7,947.96
  4. Step 4: Simplify right side
    23,519.40x = 280,397,114.07
  5. Step 5: Solve for x
    x = 280,397,114.07/23,519.40
  6. Step 6: Final answer
    x = 11,921.95

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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.