Home / 27,385.39-41,076.46-7,663.51

Finding the Fourth Proportional to 27,385.39, 41,076.46 and 7,663.51

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Solution

The fourth proportional to 27,385.39, 41,076.46 and 7,663.51 is: 11,494.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,385.39 : 41,076.46 = 7,663.51 : x
  2. Step 2: Convert to fraction form
    27,385.39/41,076.46 = 7,663.51/x
  3. Step 3: Cross multiply
    27,385.39x = 41,076.46 × 7,663.51
  4. Step 4: Simplify right side
    27,385.39x = 314,789,861.97
  5. Step 5: Solve for x
    x = 314,789,861.97/27,385.39
  6. Step 6: Final answer
    x = 11,494.81

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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.