Home / 18,727.73-25,843.37-10,344.05

Finding the Fourth Proportional to 18,727.73, 25,843.37 and 10,344.05

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Solution

The fourth proportional to 18,727.73, 25,843.37 and 10,344.05 is: 14,274.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,727.73 : 25,843.37 = 10,344.05 : x
  2. Step 2: Convert to fraction form
    18,727.73/25,843.37 = 10,344.05/x
  3. Step 3: Cross multiply
    18,727.73x = 25,843.37 × 10,344.05
  4. Step 4: Simplify right side
    18,727.73x = 267,325,059.73
  5. Step 5: Solve for x
    x = 267,325,059.73/18,727.73
  6. Step 6: Final answer
    x = 14,274.29

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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.