Home / 13,724.20-20,586.14-3,336.04

Finding the Fourth Proportional to 13,724.20, 20,586.14 and 3,336.04

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Solution

The fourth proportional to 13,724.20, 20,586.14 and 3,336.04 is: 5,004.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,724.20 : 20,586.14 = 3,336.04 : x
  2. Step 2: Convert to fraction form
    13,724.20/20,586.14 = 3,336.04/x
  3. Step 3: Cross multiply
    13,724.20x = 20,586.14 × 3,336.04
  4. Step 4: Simplify right side
    13,724.20x = 68,676,186.49
  5. Step 5: Solve for x
    x = 68,676,186.49/13,724.20
  6. Step 6: Final answer
    x = 5,004.02

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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.