Home / 18,344.62-25,314.14-10,791.23

Finding the Fourth Proportional to 18,344.62, 25,314.14 and 10,791.23

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Solution

The fourth proportional to 18,344.62, 25,314.14 and 10,791.23 is: 14,891.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,344.62 : 25,314.14 = 10,791.23 : x
  2. Step 2: Convert to fraction form
    18,344.62/25,314.14 = 10,791.23/x
  3. Step 3: Cross multiply
    18,344.62x = 25,314.14 × 10,791.23
  4. Step 4: Simplify right side
    18,344.62x = 273,170,653.04
  5. Step 5: Solve for x
    x = 273,170,653.04/18,344.62
  6. Step 6: Final answer
    x = 14,891.05

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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.