Home / 13,812.24-20,727.60-6,795.60

Finding the Fourth Proportional to 13,812.24, 20,727.60 and 6,795.60

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Solution

The fourth proportional to 13,812.24, 20,727.60 and 6,795.60 is: 10,197.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,812.24 : 20,727.60 = 6,795.60 : x
  2. Step 2: Convert to fraction form
    13,812.24/20,727.60 = 6,795.60/x
  3. Step 3: Cross multiply
    13,812.24x = 20,727.60 × 6,795.60
  4. Step 4: Simplify right side
    13,812.24x = 140,856,478.56
  5. Step 5: Solve for x
    x = 140,856,478.56/13,812.24
  6. Step 6: Final answer
    x = 10,197.95

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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.