Home / 45,287.43-67,869.37-17,192.44

Finding the Fourth Proportional to 45,287.43, 67,869.37 and 17,192.44

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Solution

The fourth proportional to 45,287.43, 67,869.37 and 17,192.44 is: 25,765.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,287.43 : 67,869.37 = 17,192.44 : x
  2. Step 2: Convert to fraction form
    45,287.43/67,869.37 = 17,192.44/x
  3. Step 3: Cross multiply
    45,287.43x = 67,869.37 × 17,192.44
  4. Step 4: Simplify right side
    45,287.43x = 1,166,840,071.56
  5. Step 5: Solve for x
    x = 1,166,840,071.56/45,287.43
  6. Step 6: Final answer
    x = 25,765.21

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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.