Home / 13,850.73-20,763.29-5,528.72

Finding the Fourth Proportional to 13,850.73, 20,763.29 and 5,528.72

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Solution

The fourth proportional to 13,850.73, 20,763.29 and 5,528.72 is: 8,287.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,850.73 : 20,763.29 = 5,528.72 : x
  2. Step 2: Convert to fraction form
    13,850.73/20,763.29 = 5,528.72/x
  3. Step 3: Cross multiply
    13,850.73x = 20,763.29 × 5,528.72
  4. Step 4: Simplify right side
    13,850.73x = 114,794,482.42
  5. Step 5: Solve for x
    x = 114,794,482.42/13,850.73
  6. Step 6: Final answer
    x = 8,287.97

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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.