Home / 13,844.62-20,775.59-5,523.39

Finding the Fourth Proportional to 13,844.62, 20,775.59 and 5,523.39

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Solution

The fourth proportional to 13,844.62, 20,775.59 and 5,523.39 is: 8,288.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,844.62 : 20,775.59 = 5,523.39 : x
  2. Step 2: Convert to fraction form
    13,844.62/20,775.59 = 5,523.39/x
  3. Step 3: Cross multiply
    13,844.62x = 20,775.59 × 5,523.39
  4. Step 4: Simplify right side
    13,844.62x = 114,751,679.15
  5. Step 5: Solve for x
    x = 114,751,679.15/13,844.62
  6. Step 6: Final answer
    x = 8,288.54

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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.