Home / 27,408.07-41,107.45-7,682.09

Finding the Fourth Proportional to 27,408.07, 41,107.45 and 7,682.09

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Solution

The fourth proportional to 27,408.07, 41,107.45 and 7,682.09 is: 11,521.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,408.07 : 41,107.45 = 7,682.09 : x
  2. Step 2: Convert to fraction form
    27,408.07/41,107.45 = 7,682.09/x
  3. Step 3: Cross multiply
    27,408.07x = 41,107.45 × 7,682.09
  4. Step 4: Simplify right side
    27,408.07x = 315,791,151.46
  5. Step 5: Solve for x
    x = 315,791,151.46/27,408.07
  6. Step 6: Final answer
    x = 11,521.83

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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.