Home / 16,930.88-25,395.96-4,451.72

Finding the Fourth Proportional to 16,930.88, 25,395.96 and 4,451.72

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Solution

The fourth proportional to 16,930.88, 25,395.96 and 4,451.72 is: 6,677.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,930.88 : 25,395.96 = 4,451.72 : x
  2. Step 2: Convert to fraction form
    16,930.88/25,395.96 = 4,451.72/x
  3. Step 3: Cross multiply
    16,930.88x = 25,395.96 × 4,451.72
  4. Step 4: Simplify right side
    16,930.88x = 113,055,592.77
  5. Step 5: Solve for x
    x = 113,055,592.77/16,930.88
  6. Step 6: Final answer
    x = 6,677.48

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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.