Home / 18,724.14-28,067.84-9,350.12

Finding the Fourth Proportional to 18,724.14, 28,067.84 and 9,350.12

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Solution

The fourth proportional to 18,724.14, 28,067.84 and 9,350.12 is: 14,016.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,724.14 : 28,067.84 = 9,350.12 : x
  2. Step 2: Convert to fraction form
    18,724.14/28,067.84 = 9,350.12/x
  3. Step 3: Cross multiply
    18,724.14x = 28,067.84 × 9,350.12
  4. Step 4: Simplify right side
    18,724.14x = 262,437,485.05
  5. Step 5: Solve for x
    x = 262,437,485.05/18,724.14
  6. Step 6: Final answer
    x = 14,016.00

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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.