Home / 18,325.68-27,453.14-10,936.05

Finding the Fourth Proportional to 18,325.68, 27,453.14 and 10,936.05

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Solution

The fourth proportional to 18,325.68, 27,453.14 and 10,936.05 is: 16,382.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,325.68 : 27,453.14 = 10,936.05 : x
  2. Step 2: Convert to fraction form
    18,325.68/27,453.14 = 10,936.05/x
  3. Step 3: Cross multiply
    18,325.68x = 27,453.14 × 10,936.05
  4. Step 4: Simplify right side
    18,325.68x = 300,228,911.70
  5. Step 5: Solve for x
    x = 300,228,911.70/18,325.68
  6. Step 6: Final answer
    x = 16,382.96

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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.