Home / 26,921.97-40,382.94-7,200.01

Finding the Fourth Proportional to 26,921.97, 40,382.94 and 7,200.01

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Solution

The fourth proportional to 26,921.97, 40,382.94 and 7,200.01 is: 10,800.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,921.97 : 40,382.94 = 7,200.01 : x
  2. Step 2: Convert to fraction form
    26,921.97/40,382.94 = 7,200.01/x
  3. Step 3: Cross multiply
    26,921.97x = 40,382.94 × 7,200.01
  4. Step 4: Simplify right side
    26,921.97x = 290,757,571.83
  5. Step 5: Solve for x
    x = 290,757,571.83/26,921.97
  6. Step 6: Final answer
    x = 10,800.01

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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.