Home / 27,882.27-38,477.52-15,945.48

Finding the Fourth Proportional to 27,882.27, 38,477.52 and 15,945.48

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Solution

The fourth proportional to 27,882.27, 38,477.52 and 15,945.48 is: 22,004.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,882.27 : 38,477.52 = 15,945.48 : x
  2. Step 2: Convert to fraction form
    27,882.27/38,477.52 = 15,945.48/x
  3. Step 3: Cross multiply
    27,882.27x = 38,477.52 × 15,945.48
  4. Step 4: Simplify right side
    27,882.27x = 613,542,525.61
  5. Step 5: Solve for x
    x = 613,542,525.61/27,882.27
  6. Step 6: Final answer
    x = 22,004.76

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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.