Home / 18,834.26-25,991.41-10,450.74

Finding the Fourth Proportional to 18,834.26, 25,991.41 and 10,450.74

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Solution

The fourth proportional to 18,834.26, 25,991.41 and 10,450.74 is: 14,422.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,834.26 : 25,991.41 = 10,450.74 : x
  2. Step 2: Convert to fraction form
    18,834.26/25,991.41 = 10,450.74/x
  3. Step 3: Cross multiply
    18,834.26x = 25,991.41 × 10,450.74
  4. Step 4: Simplify right side
    18,834.26x = 271,629,468.14
  5. Step 5: Solve for x
    x = 271,629,468.14/18,834.26
  6. Step 6: Final answer
    x = 14,422.09

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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.