Home / 69,828.80-104,743.41-17,238.29

Finding the Fourth Proportional to 69,828.80, 104,743.41 and 17,238.29

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Solution

The fourth proportional to 69,828.80, 104,743.41 and 17,238.29 is: 25,857.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,828.80 : 104,743.41 = 17,238.29 : x
  2. Step 2: Convert to fraction form
    69,828.80/104,743.41 = 17,238.29/x
  3. Step 3: Cross multiply
    69,828.80x = 104,743.41 × 17,238.29
  4. Step 4: Simplify right side
    69,828.80x = 1,805,596,753.45
  5. Step 5: Solve for x
    x = 1,805,596,753.45/69,828.80
  6. Step 6: Final answer
    x = 25,857.48

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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.