Home / 13,794.57-20,673.68-5,470.04

Finding the Fourth Proportional to 13,794.57, 20,673.68 and 5,470.04

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Solution

The fourth proportional to 13,794.57, 20,673.68 and 5,470.04 is: 8,197.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,794.57 : 20,673.68 = 5,470.04 : x
  2. Step 2: Convert to fraction form
    13,794.57/20,673.68 = 5,470.04/x
  3. Step 3: Cross multiply
    13,794.57x = 20,673.68 × 5,470.04
  4. Step 4: Simplify right side
    13,794.57x = 113,085,880.88
  5. Step 5: Solve for x
    x = 113,085,880.88/13,794.57
  6. Step 6: Final answer
    x = 8,197.85

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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.