Home / 27,986.45-41,935.66-19,544.63

Finding the Fourth Proportional to 27,986.45, 41,935.66 and 19,544.63

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Solution

The fourth proportional to 27,986.45, 41,935.66 and 19,544.63 is: 29,286.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,986.45 : 41,935.66 = 19,544.63 : x
  2. Step 2: Convert to fraction form
    27,986.45/41,935.66 = 19,544.63/x
  3. Step 3: Cross multiply
    27,986.45x = 41,935.66 × 19,544.63
  4. Step 4: Simplify right side
    27,986.45x = 819,616,699.97
  5. Step 5: Solve for x
    x = 819,616,699.97/27,986.45
  6. Step 6: Final answer
    x = 29,286.20

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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.