Home / 18,794.45-25,936.44-10,618.09

Finding the Fourth Proportional to 18,794.45, 25,936.44 and 10,618.09

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Solution

The fourth proportional to 18,794.45, 25,936.44 and 10,618.09 is: 14,653.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,794.45 : 25,936.44 = 10,618.09 : x
  2. Step 2: Convert to fraction form
    18,794.45/25,936.44 = 10,618.09/x
  3. Step 3: Cross multiply
    18,794.45x = 25,936.44 × 10,618.09
  4. Step 4: Simplify right side
    18,794.45x = 275,395,454.20
  5. Step 5: Solve for x
    x = 275,395,454.20/18,794.45
  6. Step 6: Final answer
    x = 14,653.02

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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.