Home / 26,979.97-40,469.96-7,260.52

Finding the Fourth Proportional to 26,979.97, 40,469.96 and 7,260.52

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Solution

The fourth proportional to 26,979.97, 40,469.96 and 7,260.52 is: 10,890.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,979.97 : 40,469.96 = 7,260.52 : x
  2. Step 2: Convert to fraction form
    26,979.97/40,469.96 = 7,260.52/x
  3. Step 3: Cross multiply
    26,979.97x = 40,469.96 × 7,260.52
  4. Step 4: Simplify right side
    26,979.97x = 293,832,953.98
  5. Step 5: Solve for x
    x = 293,832,953.98/26,979.97
  6. Step 6: Final answer
    x = 10,890.78

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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.