Home / 27,888.09-41,813.97-10,115.43

Finding the Fourth Proportional to 27,888.09, 41,813.97 and 10,115.43

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Solution

The fourth proportional to 27,888.09, 41,813.97 and 10,115.43 is: 15,166.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,888.09 : 41,813.97 = 10,115.43 : x
  2. Step 2: Convert to fraction form
    27,888.09/41,813.97 = 10,115.43/x
  3. Step 3: Cross multiply
    27,888.09x = 41,813.97 × 10,115.43
  4. Step 4: Simplify right side
    27,888.09x = 422,966,286.56
  5. Step 5: Solve for x
    x = 422,966,286.56/27,888.09
  6. Step 6: Final answer
    x = 15,166.56

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1.5x scale

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.