Home / 13,884.68-20,826.38-4,023.74

Finding the Fourth Proportional to 13,884.68, 20,826.38 and 4,023.74

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Solution

The fourth proportional to 13,884.68, 20,826.38 and 4,023.74 is: 6,035.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,884.68 : 20,826.38 = 4,023.74 : x
  2. Step 2: Convert to fraction form
    13,884.68/20,826.38 = 4,023.74/x
  3. Step 3: Cross multiply
    13,884.68x = 20,826.38 × 4,023.74
  4. Step 4: Simplify right side
    13,884.68x = 83,800,000.39
  5. Step 5: Solve for x
    x = 83,800,000.39/13,884.68
  6. Step 6: Final answer
    x = 6,035.43

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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.