Home / 18,273.94-27,250.46-18,107.62

Finding the Fourth Proportional to 18,273.94, 27,250.46 and 18,107.62

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Solution

The fourth proportional to 18,273.94, 27,250.46 and 18,107.62 is: 27,002.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,273.94 : 27,250.46 = 18,107.62 : x
  2. Step 2: Convert to fraction form
    18,273.94/27,250.46 = 18,107.62/x
  3. Step 3: Cross multiply
    18,273.94x = 27,250.46 × 18,107.62
  4. Step 4: Simplify right side
    18,273.94x = 493,440,974.51
  5. Step 5: Solve for x
    x = 493,440,974.51/18,273.94
  6. Step 6: Final answer
    x = 27,002.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.