Home / 27,919.41-41,885.29-9,198.69

Finding the Fourth Proportional to 27,919.41, 41,885.29 and 9,198.69

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Solution

The fourth proportional to 27,919.41, 41,885.29 and 9,198.69 is: 13,800.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,919.41 : 41,885.29 = 9,198.69 : x
  2. Step 2: Convert to fraction form
    27,919.41/41,885.29 = 9,198.69/x
  3. Step 3: Cross multiply
    27,919.41x = 41,885.29 × 9,198.69
  4. Step 4: Simplify right side
    27,919.41x = 385,289,809.77
  5. Step 5: Solve for x
    x = 385,289,809.77/27,919.41
  6. Step 6: Final answer
    x = 13,800.07

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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.