Home / 18,694.44-25,797.41-11,140.60

Finding the Fourth Proportional to 18,694.44, 25,797.41 and 11,140.60

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Solution

The fourth proportional to 18,694.44, 25,797.41 and 11,140.60 is: 15,373.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,694.44 : 25,797.41 = 11,140.60 : x
  2. Step 2: Convert to fraction form
    18,694.44/25,797.41 = 11,140.60/x
  3. Step 3: Cross multiply
    18,694.44x = 25,797.41 × 11,140.60
  4. Step 4: Simplify right side
    18,694.44x = 287,398,625.85
  5. Step 5: Solve for x
    x = 287,398,625.85/18,694.44
  6. Step 6: Final answer
    x = 15,373.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.