Home / 17,183.68-23,724.90-13,197.67

Finding the Fourth Proportional to 17,183.68, 23,724.90 and 13,197.67

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Solution

The fourth proportional to 17,183.68, 23,724.90 and 13,197.67 is: 18,221.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,183.68 : 23,724.90 = 13,197.67 : x
  2. Step 2: Convert to fraction form
    17,183.68/23,724.90 = 13,197.67/x
  3. Step 3: Cross multiply
    17,183.68x = 23,724.90 × 13,197.67
  4. Step 4: Simplify right side
    17,183.68x = 313,113,400.98
  5. Step 5: Solve for x
    x = 313,113,400.98/17,183.68
  6. Step 6: Final answer
    x = 18,221.56

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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.