Home / 27,911.48-41,902.74-18,091.85

Finding the Fourth Proportional to 27,911.48, 41,902.74 and 18,091.85

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Solution

The fourth proportional to 27,911.48, 41,902.74 and 18,091.85 is: 27,160.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,911.48 : 41,902.74 = 18,091.85 : x
  2. Step 2: Convert to fraction form
    27,911.48/41,902.74 = 18,091.85/x
  3. Step 3: Cross multiply
    27,911.48x = 41,902.74 × 18,091.85
  4. Step 4: Simplify right side
    27,911.48x = 758,097,877.16
  5. Step 5: Solve for x
    x = 758,097,877.16/27,911.48
  6. Step 6: Final answer
    x = 27,160.80

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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.