Home / 27,974.10-38,604.96-15,227.97

Finding the Fourth Proportional to 27,974.10, 38,604.96 and 15,227.97

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Solution

The fourth proportional to 27,974.10, 38,604.96 and 15,227.97 is: 21,014.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,974.10 : 38,604.96 = 15,227.97 : x
  2. Step 2: Convert to fraction form
    27,974.10/38,604.96 = 15,227.97/x
  3. Step 3: Cross multiply
    27,974.10x = 38,604.96 × 15,227.97
  4. Step 4: Simplify right side
    27,974.10x = 587,875,172.73
  5. Step 5: Solve for x
    x = 587,875,172.73/27,974.10
  6. Step 6: Final answer
    x = 21,014.98

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1.5x scale

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.