Home / 20,133.33-30,199.03-6,805.44

Finding the Fourth Proportional to 20,133.33, 30,199.03 and 6,805.44

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Solution

The fourth proportional to 20,133.33, 30,199.03 and 6,805.44 is: 10,207.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,133.33 : 30,199.03 = 6,805.44 : x
  2. Step 2: Convert to fraction form
    20,133.33/30,199.03 = 6,805.44/x
  3. Step 3: Cross multiply
    20,133.33x = 30,199.03 × 6,805.44
  4. Step 4: Simplify right side
    20,133.33x = 205,517,686.72
  5. Step 5: Solve for x
    x = 205,517,686.72/20,133.33
  6. Step 6: Final answer
    x = 10,207.83

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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.