Home / 18,521.67-27,793.37-6,843.03

Finding the Fourth Proportional to 18,521.67, 27,793.37 and 6,843.03

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Solution

The fourth proportional to 18,521.67, 27,793.37 and 6,843.03 is: 10,268.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,521.67 : 27,793.37 = 6,843.03 : x
  2. Step 2: Convert to fraction form
    18,521.67/27,793.37 = 6,843.03/x
  3. Step 3: Cross multiply
    18,521.67x = 27,793.37 × 6,843.03
  4. Step 4: Simplify right side
    18,521.67x = 190,190,830.50
  5. Step 5: Solve for x
    x = 190,190,830.50/18,521.67
  6. Step 6: Final answer
    x = 10,268.56

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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.