Home / 27,401.20-41,112.60-10,758.40

Finding the Fourth Proportional to 27,401.20, 41,112.60 and 10,758.40

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Solution

The fourth proportional to 27,401.20, 41,112.60 and 10,758.40 is: 16,141.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,401.20 : 41,112.60 = 10,758.40 : x
  2. Step 2: Convert to fraction form
    27,401.20/41,112.60 = 10,758.40/x
  3. Step 3: Cross multiply
    27,401.20x = 41,112.60 × 10,758.40
  4. Step 4: Simplify right side
    27,401.20x = 442,305,795.84
  5. Step 5: Solve for x
    x = 442,305,795.84/27,401.20
  6. Step 6: Final answer
    x = 16,141.84

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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.