Home / 12,596.80-18,894.75-5,195.73

Finding the Fourth Proportional to 12,596.80, 18,894.75 and 5,195.73

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Solution

The fourth proportional to 12,596.80, 18,894.75 and 5,195.73 is: 7,793.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,596.80 : 18,894.75 = 5,195.73 : x
  2. Step 2: Convert to fraction form
    12,596.80/18,894.75 = 5,195.73/x
  3. Step 3: Cross multiply
    12,596.80x = 18,894.75 × 5,195.73
  4. Step 4: Simplify right side
    12,596.80x = 98,172,019.42
  5. Step 5: Solve for x
    x = 98,172,019.42/12,596.80
  6. Step 6: Final answer
    x = 7,793.41

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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.