Home / 27,936.76-41,919.12-17,403.52

Finding the Fourth Proportional to 27,936.76, 41,919.12 and 17,403.52

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Solution

The fourth proportional to 27,936.76, 41,919.12 and 17,403.52 is: 26,113.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,936.76 : 41,919.12 = 17,403.52 : x
  2. Step 2: Convert to fraction form
    27,936.76/41,919.12 = 17,403.52/x
  3. Step 3: Cross multiply
    27,936.76x = 41,919.12 × 17,403.52
  4. Step 4: Simplify right side
    27,936.76x = 729,540,243.30
  5. Step 5: Solve for x
    x = 729,540,243.30/27,936.76
  6. Step 6: Final answer
    x = 26,113.99

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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.