Home / 20,083.44-30,126.62-5,292.25

Finding the Fourth Proportional to 20,083.44, 30,126.62 and 5,292.25

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Solution

The fourth proportional to 20,083.44, 30,126.62 and 5,292.25 is: 7,938.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,083.44 : 30,126.62 = 5,292.25 : x
  2. Step 2: Convert to fraction form
    20,083.44/30,126.62 = 5,292.25/x
  3. Step 3: Cross multiply
    20,083.44x = 30,126.62 × 5,292.25
  4. Step 4: Simplify right side
    20,083.44x = 159,437,604.70
  5. Step 5: Solve for x
    x = 159,437,604.70/20,083.44
  6. Step 6: Final answer
    x = 7,938.76

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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.