Home / 16,944.80-23,380.38-10,975.64

Finding the Fourth Proportional to 16,944.80, 23,380.38 and 10,975.64

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Solution

The fourth proportional to 16,944.80, 23,380.38 and 10,975.64 is: 15,144.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,944.80 : 23,380.38 = 10,975.64 : x
  2. Step 2: Convert to fraction form
    16,944.80/23,380.38 = 10,975.64/x
  3. Step 3: Cross multiply
    16,944.80x = 23,380.38 × 10,975.64
  4. Step 4: Simplify right side
    16,944.80x = 256,614,517.04
  5. Step 5: Solve for x
    x = 256,614,517.04/16,944.80
  6. Step 6: Final answer
    x = 15,144.15

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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.