Home / 15,961.92-23,947.76-7,194.40

Finding the Fourth Proportional to 15,961.92, 23,947.76 and 7,194.40

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Solution

The fourth proportional to 15,961.92, 23,947.76 and 7,194.40 is: 10,793.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,961.92 : 23,947.76 = 7,194.40 : x
  2. Step 2: Convert to fraction form
    15,961.92/23,947.76 = 7,194.40/x
  3. Step 3: Cross multiply
    15,961.92x = 23,947.76 × 7,194.40
  4. Step 4: Simplify right side
    15,961.92x = 172,289,764.54
  5. Step 5: Solve for x
    x = 172,289,764.54/15,961.92
  6. Step 6: Final answer
    x = 10,793.80

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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.