Home / 27,934.40-41,815.20-16,212.80

Finding the Fourth Proportional to 27,934.40, 41,815.20 and 16,212.80

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Solution

The fourth proportional to 27,934.40, 41,815.20 and 16,212.80 is: 24,269.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,934.40 : 41,815.20 = 16,212.80 : x
  2. Step 2: Convert to fraction form
    27,934.40/41,815.20 = 16,212.80/x
  3. Step 3: Cross multiply
    27,934.40x = 41,815.20 × 16,212.80
  4. Step 4: Simplify right side
    27,934.40x = 677,941,474.56
  5. Step 5: Solve for x
    x = 677,941,474.56/27,934.40
  6. Step 6: Final answer
    x = 24,269.05

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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.