Home / 27,408.69-41,136.44-10,780.38

Finding the Fourth Proportional to 27,408.69, 41,136.44 and 10,780.38

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Solution

The fourth proportional to 27,408.69, 41,136.44 and 10,780.38 is: 16,179.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,408.69 : 41,136.44 = 10,780.38 : x
  2. Step 2: Convert to fraction form
    27,408.69/41,136.44 = 10,780.38/x
  3. Step 3: Cross multiply
    27,408.69x = 41,136.44 × 10,780.38
  4. Step 4: Simplify right side
    27,408.69x = 443,466,401.15
  5. Step 5: Solve for x
    x = 443,466,401.15/27,408.69
  6. Step 6: Final answer
    x = 16,179.77

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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.