Home / 27,944.38-41,879.40-20,513.98

Finding the Fourth Proportional to 27,944.38, 41,879.40 and 20,513.98

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Solution

The fourth proportional to 27,944.38, 41,879.40 and 20,513.98 is: 30,743.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,944.38 : 41,879.40 = 20,513.98 : x
  2. Step 2: Convert to fraction form
    27,944.38/41,879.40 = 20,513.98/x
  3. Step 3: Cross multiply
    27,944.38x = 41,879.40 × 20,513.98
  4. Step 4: Simplify right side
    27,944.38x = 859,113,174.01
  5. Step 5: Solve for x
    x = 859,113,174.01/27,944.38
  6. Step 6: Final answer
    x = 30,743.68

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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.