Home / 16,989.48-25,480.81-5,896.64

Finding the Fourth Proportional to 16,989.48, 25,480.81 and 5,896.64

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Solution

The fourth proportional to 16,989.48, 25,480.81 and 5,896.64 is: 8,843.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,989.48 : 25,480.81 = 5,896.64 : x
  2. Step 2: Convert to fraction form
    16,989.48/25,480.81 = 5,896.64/x
  3. Step 3: Cross multiply
    16,989.48x = 25,480.81 × 5,896.64
  4. Step 4: Simplify right side
    16,989.48x = 150,251,163.48
  5. Step 5: Solve for x
    x = 150,251,163.48/16,989.48
  6. Step 6: Final answer
    x = 8,843.78

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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.