Home / 19,961.73-29,945.32-6,810.57

Finding the Fourth Proportional to 19,961.73, 29,945.32 and 6,810.57

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Solution

The fourth proportional to 19,961.73, 29,945.32 and 6,810.57 is: 10,216.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,961.73 : 29,945.32 = 6,810.57 : x
  2. Step 2: Convert to fraction form
    19,961.73/29,945.32 = 6,810.57/x
  3. Step 3: Cross multiply
    19,961.73x = 29,945.32 × 6,810.57
  4. Step 4: Simplify right side
    19,961.73x = 203,944,698.03
  5. Step 5: Solve for x
    x = 203,944,698.03/19,961.73
  6. Step 6: Final answer
    x = 10,216.78

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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.