Home / 27,338.86-41,003.64-7,619.38

Finding the Fourth Proportional to 27,338.86, 41,003.64 and 7,619.38

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Solution

The fourth proportional to 27,338.86, 41,003.64 and 7,619.38 is: 11,427.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,338.86 : 41,003.64 = 7,619.38 : x
  2. Step 2: Convert to fraction form
    27,338.86/41,003.64 = 7,619.38/x
  3. Step 3: Cross multiply
    27,338.86x = 41,003.64 × 7,619.38
  4. Step 4: Simplify right side
    27,338.86x = 312,422,314.54
  5. Step 5: Solve for x
    x = 312,422,314.54/27,338.86
  6. Step 6: Final answer
    x = 11,427.77

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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.