Home / 27,969.30-41,947.40-17,943.73

Finding the Fourth Proportional to 27,969.30, 41,947.40 and 17,943.73

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Solution

The fourth proportional to 27,969.30, 41,947.40 and 17,943.73 is: 26,911.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,969.30 : 41,947.40 = 17,943.73 : x
  2. Step 2: Convert to fraction form
    27,969.30/41,947.40 = 17,943.73/x
  3. Step 3: Cross multiply
    27,969.30x = 41,947.40 × 17,943.73
  4. Step 4: Simplify right side
    27,969.30x = 752,692,759.79
  5. Step 5: Solve for x
    x = 752,692,759.79/27,969.30
  6. Step 6: Final answer
    x = 26,911.39

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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.