Home / 23,043.82-31,803.49-12,974.22

Finding the Fourth Proportional to 23,043.82, 31,803.49 and 12,974.22

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Solution

The fourth proportional to 23,043.82, 31,803.49 and 12,974.22 is: 17,906.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,043.82 : 31,803.49 = 12,974.22 : x
  2. Step 2: Convert to fraction form
    23,043.82/31,803.49 = 12,974.22/x
  3. Step 3: Cross multiply
    23,043.82x = 31,803.49 × 12,974.22
  4. Step 4: Simplify right side
    23,043.82x = 412,625,587.97
  5. Step 5: Solve for x
    x = 412,625,587.97/23,043.82
  6. Step 6: Final answer
    x = 17,906.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.