Home / 27,934.31-41,901.44-8,212.86

Finding the Fourth Proportional to 27,934.31, 41,901.44 and 8,212.86

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Solution

The fourth proportional to 27,934.31, 41,901.44 and 8,212.86 is: 12,319.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,934.31 : 41,901.44 = 8,212.86 : x
  2. Step 2: Convert to fraction form
    27,934.31/41,901.44 = 8,212.86/x
  3. Step 3: Cross multiply
    27,934.31x = 41,901.44 × 8,212.86
  4. Step 4: Simplify right side
    27,934.31x = 344,130,619.45
  5. Step 5: Solve for x
    x = 344,130,619.45/27,934.31
  6. Step 6: Final answer
    x = 12,319.28

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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.