Home / 27,975.30-41,963.22-7,984.77

Finding the Fourth Proportional to 27,975.30, 41,963.22 and 7,984.77

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Solution

The fourth proportional to 27,975.30, 41,963.22 and 7,984.77 is: 11,977.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,975.30 : 41,963.22 = 7,984.77 : x
  2. Step 2: Convert to fraction form
    27,975.30/41,963.22 = 7,984.77/x
  3. Step 3: Cross multiply
    27,975.30x = 41,963.22 × 7,984.77
  4. Step 4: Simplify right side
    27,975.30x = 335,066,660.16
  5. Step 5: Solve for x
    x = 335,066,660.16/27,975.30
  6. Step 6: Final answer
    x = 11,977.23

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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.