Home / 27,963.86-41,947.83-7,972.97

Finding the Fourth Proportional to 27,963.86, 41,947.83 and 7,972.97

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Solution

The fourth proportional to 27,963.86, 41,947.83 and 7,972.97 is: 11,960.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,963.86 : 41,947.83 = 7,972.97 : x
  2. Step 2: Convert to fraction form
    27,963.86/41,947.83 = 7,972.97/x
  3. Step 3: Cross multiply
    27,963.86x = 41,947.83 × 7,972.97
  4. Step 4: Simplify right side
    27,963.86x = 334,448,580.42
  5. Step 5: Solve for x
    x = 334,448,580.42/27,963.86
  6. Step 6: Final answer
    x = 11,960.03

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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.