Home / 19,942.30-29,907.69-6,794.38

Finding the Fourth Proportional to 19,942.30, 29,907.69 and 6,794.38

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Solution

The fourth proportional to 19,942.30, 29,907.69 and 6,794.38 is: 10,189.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,942.30 : 29,907.69 = 6,794.38 : x
  2. Step 2: Convert to fraction form
    19,942.30/29,907.69 = 6,794.38/x
  3. Step 3: Cross multiply
    19,942.30x = 29,907.69 × 6,794.38
  4. Step 4: Simplify right side
    19,942.30x = 203,204,210.78
  5. Step 5: Solve for x
    x = 203,204,210.78/19,942.30
  6. Step 6: Final answer
    x = 10,189.61

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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.