Home / 18,202.87-27,309.08-5,722.39

Finding the Fourth Proportional to 18,202.87, 27,309.08 and 5,722.39

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Solution

The fourth proportional to 18,202.87, 27,309.08 and 5,722.39 is: 8,585.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,202.87 : 27,309.08 = 5,722.39 : x
  2. Step 2: Convert to fraction form
    18,202.87/27,309.08 = 5,722.39/x
  3. Step 3: Cross multiply
    18,202.87x = 27,309.08 × 5,722.39
  4. Step 4: Simplify right side
    18,202.87x = 156,273,206.30
  5. Step 5: Solve for x
    x = 156,273,206.30/18,202.87
  6. Step 6: Final answer
    x = 8,585.09

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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.