Home / 18,736.12-25,855.62-10,352.44

Finding the Fourth Proportional to 18,736.12, 25,855.62 and 10,352.44

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Solution

The fourth proportional to 18,736.12, 25,855.62 and 10,352.44 is: 14,286.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,736.12 : 25,855.62 = 10,352.44 : x
  2. Step 2: Convert to fraction form
    18,736.12/25,855.62 = 10,352.44/x
  3. Step 3: Cross multiply
    18,736.12x = 25,855.62 × 10,352.44
  4. Step 4: Simplify right side
    18,736.12x = 267,668,754.71
  5. Step 5: Solve for x
    x = 267,668,754.71/18,736.12
  6. Step 6: Final answer
    x = 14,286.24

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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.