Home / 20,195.07-30,297.39-6,344.07

Finding the Fourth Proportional to 20,195.07, 30,297.39 and 6,344.07

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Solution

The fourth proportional to 20,195.07, 30,297.39 and 6,344.07 is: 9,517.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,195.07 : 30,297.39 = 6,344.07 : x
  2. Step 2: Convert to fraction form
    20,195.07/30,297.39 = 6,344.07/x
  3. Step 3: Cross multiply
    20,195.07x = 30,297.39 × 6,344.07
  4. Step 4: Simplify right side
    20,195.07x = 192,208,762.98
  5. Step 5: Solve for x
    x = 192,208,762.98/20,195.07
  6. Step 6: Final answer
    x = 9,517.61

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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.