Home / 36,029.25-49,716.59-20,918.96

Finding the Fourth Proportional to 36,029.25, 49,716.59 and 20,918.96

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Solution

The fourth proportional to 36,029.25, 49,716.59 and 20,918.96 is: 28,865.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,029.25 : 49,716.59 = 20,918.96 : x
  2. Step 2: Convert to fraction form
    36,029.25/49,716.59 = 20,918.96/x
  3. Step 3: Cross multiply
    36,029.25x = 49,716.59 × 20,918.96
  4. Step 4: Simplify right side
    36,029.25x = 1,040,019,256.99
  5. Step 5: Solve for x
    x = 1,040,019,256.99/36,029.25
  6. Step 6: Final answer
    x = 28,865.97

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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.