Home / 69,731.31-104,596.04-17,141.25

Finding the Fourth Proportional to 69,731.31, 104,596.04 and 17,141.25

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Solution

The fourth proportional to 69,731.31, 104,596.04 and 17,141.25 is: 25,711.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,731.31 : 104,596.04 = 17,141.25 : x
  2. Step 2: Convert to fraction form
    69,731.31/104,596.04 = 17,141.25/x
  3. Step 3: Cross multiply
    69,731.31x = 104,596.04 × 17,141.25
  4. Step 4: Simplify right side
    69,731.31x = 1,792,907,305.74
  5. Step 5: Solve for x
    x = 1,792,907,305.74/69,731.31
  6. Step 6: Final answer
    x = 25,711.65

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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.