Home / 69,917.26-104,876.96-17,326.80

Finding the Fourth Proportional to 69,917.26, 104,876.96 and 17,326.80

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Solution

The fourth proportional to 69,917.26, 104,876.96 and 17,326.80 is: 25,990.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,917.26 : 104,876.96 = 17,326.80 : x
  2. Step 2: Convert to fraction form
    69,917.26/104,876.96 = 17,326.80/x
  3. Step 3: Cross multiply
    69,917.26x = 104,876.96 × 17,326.80
  4. Step 4: Simplify right side
    69,917.26x = 1,817,182,110.53
  5. Step 5: Solve for x
    x = 1,817,182,110.53/69,917.26
  6. Step 6: Final answer
    x = 25,990.47

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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.