Home / 18,289.24-27,380.39-16,538.27

Finding the Fourth Proportional to 18,289.24, 27,380.39 and 16,538.27

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Solution

The fourth proportional to 18,289.24, 27,380.39 and 16,538.27 is: 24,759.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,289.24 : 27,380.39 = 16,538.27 : x
  2. Step 2: Convert to fraction form
    18,289.24/27,380.39 = 16,538.27/x
  3. Step 3: Cross multiply
    18,289.24x = 27,380.39 × 16,538.27
  4. Step 4: Simplify right side
    18,289.24x = 452,824,062.93
  5. Step 5: Solve for x
    x = 452,824,062.93/18,289.24
  6. Step 6: Final answer
    x = 24,759.05

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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.