Home / 27,809.73-41,708.12-13,028.85

Finding the Fourth Proportional to 27,809.73, 41,708.12 and 13,028.85

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Solution

The fourth proportional to 27,809.73, 41,708.12 and 13,028.85 is: 19,540.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,809.73 : 41,708.12 = 13,028.85 : x
  2. Step 2: Convert to fraction form
    27,809.73/41,708.12 = 13,028.85/x
  3. Step 3: Cross multiply
    27,809.73x = 41,708.12 × 13,028.85
  4. Step 4: Simplify right side
    27,809.73x = 543,408,774.12
  5. Step 5: Solve for x
    x = 543,408,774.12/27,809.73
  6. Step 6: Final answer
    x = 19,540.24

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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.