Home / 20,067.03-30,090.30-6,735.44

Finding the Fourth Proportional to 20,067.03, 30,090.30 and 6,735.44

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Solution

The fourth proportional to 20,067.03, 30,090.30 and 6,735.44 is: 10,099.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,067.03 : 30,090.30 = 6,735.44 : x
  2. Step 2: Convert to fraction form
    20,067.03/30,090.30 = 6,735.44/x
  3. Step 3: Cross multiply
    20,067.03x = 30,090.30 × 6,735.44
  4. Step 4: Simplify right side
    20,067.03x = 202,671,259.78
  5. Step 5: Solve for x
    x = 202,671,259.78/20,067.03
  6. Step 6: Final answer
    x = 10,099.71

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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.