Home / 16,380.43-22,574.97-11,896.37

Finding the Fourth Proportional to 16,380.43, 22,574.97 and 11,896.37

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Solution

The fourth proportional to 16,380.43, 22,574.97 and 11,896.37 is: 16,395.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,380.43 : 22,574.97 = 11,896.37 : x
  2. Step 2: Convert to fraction form
    16,380.43/22,574.97 = 11,896.37/x
  3. Step 3: Cross multiply
    16,380.43x = 22,574.97 × 11,896.37
  4. Step 4: Simplify right side
    16,380.43x = 268,560,167.64
  5. Step 5: Solve for x
    x = 268,560,167.64/16,380.43
  6. Step 6: Final answer
    x = 16,395.19

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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.