Home / 13,723.26-20,583.67-3,727.63

Finding the Fourth Proportional to 13,723.26, 20,583.67 and 3,727.63

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Solution

The fourth proportional to 13,723.26, 20,583.67 and 3,727.63 is: 5,591.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,723.26 : 20,583.67 = 3,727.63 : x
  2. Step 2: Convert to fraction form
    13,723.26/20,583.67 = 3,727.63/x
  3. Step 3: Cross multiply
    13,723.26x = 20,583.67 × 3,727.63
  4. Step 4: Simplify right side
    13,723.26x = 76,728,305.80
  5. Step 5: Solve for x
    x = 76,728,305.80/13,723.26
  6. Step 6: Final answer
    x = 5,591.11

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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.