Home / 20,097.73-30,144.46-8,252.75

Finding the Fourth Proportional to 20,097.73, 30,144.46 and 8,252.75

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Solution

The fourth proportional to 20,097.73, 30,144.46 and 8,252.75 is: 12,378.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,097.73 : 30,144.46 = 8,252.75 : x
  2. Step 2: Convert to fraction form
    20,097.73/30,144.46 = 8,252.75/x
  3. Step 3: Cross multiply
    20,097.73x = 30,144.46 × 8,252.75
  4. Step 4: Simplify right side
    20,097.73x = 248,774,692.27
  5. Step 5: Solve for x
    x = 248,774,692.27/20,097.73
  6. Step 6: Final answer
    x = 12,378.25

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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.