Home / 27,691.97-41,533.28-7,965.95

Finding the Fourth Proportional to 27,691.97, 41,533.28 and 7,965.95

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Solution

The fourth proportional to 27,691.97, 41,533.28 and 7,965.95 is: 11,947.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,691.97 : 41,533.28 = 7,965.95 : x
  2. Step 2: Convert to fraction form
    27,691.97/41,533.28 = 7,965.95/x
  3. Step 3: Cross multiply
    27,691.97x = 41,533.28 × 7,965.95
  4. Step 4: Simplify right side
    27,691.97x = 330,851,784.32
  5. Step 5: Solve for x
    x = 330,851,784.32/27,691.97
  6. Step 6: Final answer
    x = 11,947.57

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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.