Home / 27,775.91-41,669.79-15,935.13

Finding the Fourth Proportional to 27,775.91, 41,669.79 and 15,935.13

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Solution

The fourth proportional to 27,775.91, 41,669.79 and 15,935.13 is: 23,906.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,775.91 : 41,669.79 = 15,935.13 : x
  2. Step 2: Convert to fraction form
    27,775.91/41,669.79 = 15,935.13/x
  3. Step 3: Cross multiply
    27,775.91x = 41,669.79 × 15,935.13
  4. Step 4: Simplify right side
    27,775.91x = 664,013,520.72
  5. Step 5: Solve for x
    x = 664,013,520.72/27,775.91
  6. Step 6: Final answer
    x = 23,906.09

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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.