Home / 18,249.08-25,183.32-10,291.10

Finding the Fourth Proportional to 18,249.08, 25,183.32 and 10,291.10

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Solution

The fourth proportional to 18,249.08, 25,183.32 and 10,291.10 is: 14,201.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,249.08 : 25,183.32 = 10,291.10 : x
  2. Step 2: Convert to fraction form
    18,249.08/25,183.32 = 10,291.10/x
  3. Step 3: Cross multiply
    18,249.08x = 25,183.32 × 10,291.10
  4. Step 4: Simplify right side
    18,249.08x = 259,164,064.45
  5. Step 5: Solve for x
    x = 259,164,064.45/18,249.08
  6. Step 6: Final answer
    x = 14,201.49

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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.