Home / 18,249.12-25,183.73-10,291.29

Finding the Fourth Proportional to 18,249.12, 25,183.73 and 10,291.29

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Solution

The fourth proportional to 18,249.12, 25,183.73 and 10,291.29 is: 14,201.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,249.12 : 25,183.73 = 10,291.29 : x
  2. Step 2: Convert to fraction form
    18,249.12/25,183.73 = 10,291.29/x
  3. Step 3: Cross multiply
    18,249.12x = 25,183.73 × 10,291.29
  4. Step 4: Simplify right side
    18,249.12x = 259,173,000.00
  5. Step 5: Solve for x
    x = 259,173,000.00/18,249.12
  6. Step 6: Final answer
    x = 14,201.95

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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.