Home / 13,837.05-20,766.69-7,267.14

Finding the Fourth Proportional to 13,837.05, 20,766.69 and 7,267.14

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Solution

The fourth proportional to 13,837.05, 20,766.69 and 7,267.14 is: 10,906.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,837.05 : 20,766.69 = 7,267.14 : x
  2. Step 2: Convert to fraction form
    13,837.05/20,766.69 = 7,267.14/x
  3. Step 3: Cross multiply
    13,837.05x = 20,766.69 × 7,267.14
  4. Step 4: Simplify right side
    13,837.05x = 150,914,443.57
  5. Step 5: Solve for x
    x = 150,914,443.57/13,837.05
  6. Step 6: Final answer
    x = 10,906.55

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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.