Home / 13,524.52-20,287.68-4,163.96

Finding the Fourth Proportional to 13,524.52, 20,287.68 and 4,163.96

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Solution

The fourth proportional to 13,524.52, 20,287.68 and 4,163.96 is: 6,246.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,524.52 : 20,287.68 = 4,163.96 : x
  2. Step 2: Convert to fraction form
    13,524.52/20,287.68 = 4,163.96/x
  3. Step 3: Cross multiply
    13,524.52x = 20,287.68 × 4,163.96
  4. Step 4: Simplify right side
    13,524.52x = 84,477,088.01
  5. Step 5: Solve for x
    x = 84,477,088.01/13,524.52
  6. Step 6: Final answer
    x = 6,246.22

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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.