Home / 16,930.43-25,399.97-10,734.47

Finding the Fourth Proportional to 16,930.43, 25,399.97 and 10,734.47

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Solution

The fourth proportional to 16,930.43, 25,399.97 and 10,734.47 is: 16,104.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,930.43 : 25,399.97 = 10,734.47 : x
  2. Step 2: Convert to fraction form
    16,930.43/25,399.97 = 10,734.47/x
  3. Step 3: Cross multiply
    16,930.43x = 25,399.97 × 10,734.47
  4. Step 4: Simplify right side
    16,930.43x = 272,655,215.97
  5. Step 5: Solve for x
    x = 272,655,215.97/16,930.43
  6. Step 6: Final answer
    x = 16,104.45

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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.