Home / 27,974.20-41,993.70-16,893.40

Finding the Fourth Proportional to 27,974.20, 41,993.70 and 16,893.40

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Solution

The fourth proportional to 27,974.20, 41,993.70 and 16,893.40 is: 25,359.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,974.20 : 41,993.70 = 16,893.40 : x
  2. Step 2: Convert to fraction form
    27,974.20/41,993.70 = 16,893.40/x
  3. Step 3: Cross multiply
    27,974.20x = 41,993.70 × 16,893.40
  4. Step 4: Simplify right side
    27,974.20x = 709,416,371.58
  5. Step 5: Solve for x
    x = 709,416,371.58/27,974.20
  6. Step 6: Final answer
    x = 25,359.67

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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.