Home / 18,257.43-27,390.60-10,767.24

Finding the Fourth Proportional to 18,257.43, 27,390.60 and 10,767.24

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Solution

The fourth proportional to 18,257.43, 27,390.60 and 10,767.24 is: 16,153.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,257.43 : 27,390.60 = 10,767.24 : x
  2. Step 2: Convert to fraction form
    18,257.43/27,390.60 = 10,767.24/x
  3. Step 3: Cross multiply
    18,257.43x = 27,390.60 × 10,767.24
  4. Step 4: Simplify right side
    18,257.43x = 294,921,163.94
  5. Step 5: Solve for x
    x = 294,921,163.94/18,257.43
  6. Step 6: Final answer
    x = 16,153.49

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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.