Home / 27,729.86-41,594.18-11,945.39

Finding the Fourth Proportional to 27,729.86, 41,594.18 and 11,945.39

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Solution

The fourth proportional to 27,729.86, 41,594.18 and 11,945.39 is: 17,917.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,729.86 : 41,594.18 = 11,945.39 : x
  2. Step 2: Convert to fraction form
    27,729.86/41,594.18 = 11,945.39/x
  3. Step 3: Cross multiply
    27,729.86x = 41,594.18 × 11,945.39
  4. Step 4: Simplify right side
    27,729.86x = 496,858,434.13
  5. Step 5: Solve for x
    x = 496,858,434.13/27,729.86
  6. Step 6: Final answer
    x = 17,917.82

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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.