Home / 27,830.67-41,747.93-11,190.71

Finding the Fourth Proportional to 27,830.67, 41,747.93 and 11,190.71

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Solution

The fourth proportional to 27,830.67, 41,747.93 and 11,190.71 is: 16,786.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,830.67 : 41,747.93 = 11,190.71 : x
  2. Step 2: Convert to fraction form
    27,830.67/41,747.93 = 11,190.71/x
  3. Step 3: Cross multiply
    27,830.67x = 41,747.93 × 11,190.71
  4. Step 4: Simplify right side
    27,830.67x = 467,188,768.99
  5. Step 5: Solve for x
    x = 467,188,768.99/27,830.67
  6. Step 6: Final answer
    x = 16,786.83

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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.