Home / 18,249.46-25,183.93-10,291.70

Finding the Fourth Proportional to 18,249.46, 25,183.93 and 10,291.70

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Solution

The fourth proportional to 18,249.46, 25,183.93 and 10,291.70 is: 14,202.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,249.46 : 25,183.93 = 10,291.70 : x
  2. Step 2: Convert to fraction form
    18,249.46/25,183.93 = 10,291.70/x
  3. Step 3: Cross multiply
    18,249.46x = 25,183.93 × 10,291.70
  4. Step 4: Simplify right side
    18,249.46x = 259,185,452.38
  5. Step 5: Solve for x
    x = 259,185,452.38/18,249.46
  6. Step 6: Final answer
    x = 14,202.36

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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.