Home / 16,724.05-25,087.44-8,399.78

Finding the Fourth Proportional to 16,724.05, 25,087.44 and 8,399.78

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Solution

The fourth proportional to 16,724.05, 25,087.44 and 8,399.78 is: 12,600.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,724.05 : 25,087.44 = 8,399.78 : x
  2. Step 2: Convert to fraction form
    16,724.05/25,087.44 = 8,399.78/x
  3. Step 3: Cross multiply
    16,724.05x = 25,087.44 × 8,399.78
  4. Step 4: Simplify right side
    16,724.05x = 210,729,039.48
  5. Step 5: Solve for x
    x = 210,729,039.48/16,724.05
  6. Step 6: Final answer
    x = 12,600.36

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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.