Home / 18,589.56-27,884.38-13,067.58

Finding the Fourth Proportional to 18,589.56, 27,884.38 and 13,067.58

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Solution

The fourth proportional to 18,589.56, 27,884.38 and 13,067.58 is: 19,601.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,589.56 : 27,884.38 = 13,067.58 : x
  2. Step 2: Convert to fraction form
    18,589.56/27,884.38 = 13,067.58/x
  3. Step 3: Cross multiply
    18,589.56x = 27,884.38 × 13,067.58
  4. Step 4: Simplify right side
    18,589.56x = 364,381,366.40
  5. Step 5: Solve for x
    x = 364,381,366.40/18,589.56
  6. Step 6: Final answer
    x = 19,601.40

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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.