Home / 18,529.83-27,794.68-5,382.18

Finding the Fourth Proportional to 18,529.83, 27,794.68 and 5,382.18

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Solution

The fourth proportional to 18,529.83, 27,794.68 and 5,382.18 is: 8,073.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,529.83 : 27,794.68 = 5,382.18 : x
  2. Step 2: Convert to fraction form
    18,529.83/27,794.68 = 5,382.18/x
  3. Step 3: Cross multiply
    18,529.83x = 27,794.68 × 5,382.18
  4. Step 4: Simplify right side
    18,529.83x = 149,595,957.35
  5. Step 5: Solve for x
    x = 149,595,957.35/18,529.83
  6. Step 6: Final answer
    x = 8,073.25

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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.