Home / 12,333.96-18,500.22-3,568.68

Finding the Fourth Proportional to 12,333.96, 18,500.22 and 3,568.68

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Solution

The fourth proportional to 12,333.96, 18,500.22 and 3,568.68 is: 5,352.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,333.96 : 18,500.22 = 3,568.68 : x
  2. Step 2: Convert to fraction form
    12,333.96/18,500.22 = 3,568.68/x
  3. Step 3: Cross multiply
    12,333.96x = 18,500.22 × 3,568.68
  4. Step 4: Simplify right side
    12,333.96x = 66,021,365.11
  5. Step 5: Solve for x
    x = 66,021,365.11/12,333.96
  6. Step 6: Final answer
    x = 5,352.81

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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.