Home / 18,727.50-25,844.22-10,344

Finding the Fourth Proportional to 18,727.50, 25,844.22 and 10,344

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Solution

The fourth proportional to 18,727.50, 25,844.22 and 10,344 is: 14,274.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,727.50 : 25,844.22 = 10,344 : x
  2. Step 2: Convert to fraction form
    18,727.50/25,844.22 = 10,344/x
  3. Step 3: Cross multiply
    18,727.50x = 25,844.22 × 10,344
  4. Step 4: Simplify right side
    18,727.50x = 267,332,611.68
  5. Step 5: Solve for x
    x = 267,332,611.68/18,727.50
  6. Step 6: Final answer
    x = 14,274.87

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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.