Home / 27,972.45-41,958.68-8,249.47

Finding the Fourth Proportional to 27,972.45, 41,958.68 and 8,249.47

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Solution

The fourth proportional to 27,972.45, 41,958.68 and 8,249.47 is: 12,374.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,972.45 : 41,958.68 = 8,249.47 : x
  2. Step 2: Convert to fraction form
    27,972.45/41,958.68 = 8,249.47/x
  3. Step 3: Cross multiply
    27,972.45x = 41,958.68 × 8,249.47
  4. Step 4: Simplify right side
    27,972.45x = 346,136,976.80
  5. Step 5: Solve for x
    x = 346,136,976.80/27,972.45
  6. Step 6: Final answer
    x = 12,374.21

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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.