Home / 13,414.52-20,107.27-5,911.39

Finding the Fourth Proportional to 13,414.52, 20,107.27 and 5,911.39

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Solution

The fourth proportional to 13,414.52, 20,107.27 and 5,911.39 is: 8,860.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,414.52 : 20,107.27 = 5,911.39 : x
  2. Step 2: Convert to fraction form
    13,414.52/20,107.27 = 5,911.39/x
  3. Step 3: Cross multiply
    13,414.52x = 20,107.27 × 5,911.39
  4. Step 4: Simplify right side
    13,414.52x = 118,861,849.76
  5. Step 5: Solve for x
    x = 118,861,849.76/13,414.52
  6. Step 6: Final answer
    x = 8,860.68

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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.