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Finding the Fourth Proportional to 17,195.90, 25,793.85 and 6,807.65

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Solution

The fourth proportional to 17,195.90, 25,793.85 and 6,807.65 is: 10,211.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,195.90 : 25,793.85 = 6,807.65 : x
  2. Step 2: Convert to fraction form
    17,195.90/25,793.85 = 6,807.65/x
  3. Step 3: Cross multiply
    17,195.90x = 25,793.85 × 6,807.65
  4. Step 4: Simplify right side
    17,195.90x = 175,595,502.95
  5. Step 5: Solve for x
    x = 175,595,502.95/17,195.90
  6. Step 6: Final answer
    x = 10,211.48

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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.