Home / 30,226.78-41,711.68-16,797.91

Finding the Fourth Proportional to 30,226.78, 41,711.68 and 16,797.91

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Solution

The fourth proportional to 30,226.78, 41,711.68 and 16,797.91 is: 23,180.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,226.78 : 41,711.68 = 16,797.91 : x
  2. Step 2: Convert to fraction form
    30,226.78/41,711.68 = 16,797.91/x
  3. Step 3: Cross multiply
    30,226.78x = 41,711.68 × 16,797.91
  4. Step 4: Simplify right side
    30,226.78x = 700,669,046.59
  5. Step 5: Solve for x
    x = 700,669,046.59/30,226.78
  6. Step 6: Final answer
    x = 23,180.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.