Home / 13,741.49-20,596.58-8,183.09

Finding the Fourth Proportional to 13,741.49, 20,596.58 and 8,183.09

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Solution

The fourth proportional to 13,741.49, 20,596.58 and 8,183.09 is: 12,265.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,741.49 : 20,596.58 = 8,183.09 : x
  2. Step 2: Convert to fraction form
    13,741.49/20,596.58 = 8,183.09/x
  3. Step 3: Cross multiply
    13,741.49x = 20,596.58 × 8,183.09
  4. Step 4: Simplify right side
    13,741.49x = 168,543,523.93
  5. Step 5: Solve for x
    x = 168,543,523.93/13,741.49
  6. Step 6: Final answer
    x = 12,265.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.