Home / 18,183.72-25,107.64-14,197.84

Finding the Fourth Proportional to 18,183.72, 25,107.64 and 14,197.84

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Solution

The fourth proportional to 18,183.72, 25,107.64 and 14,197.84 is: 19,604.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,183.72 : 25,107.64 = 14,197.84 : x
  2. Step 2: Convert to fraction form
    18,183.72/25,107.64 = 14,197.84/x
  3. Step 3: Cross multiply
    18,183.72x = 25,107.64 × 14,197.84
  4. Step 4: Simplify right side
    18,183.72x = 356,474,255.50
  5. Step 5: Solve for x
    x = 356,474,255.50/18,183.72
  6. Step 6: Final answer
    x = 19,604.03

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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.