Home / 16,826.13-25,241.64-5,137.83

Finding the Fourth Proportional to 16,826.13, 25,241.64 and 5,137.83

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Solution

The fourth proportional to 16,826.13, 25,241.64 and 5,137.83 is: 7,707.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,826.13 : 25,241.64 = 5,137.83 : x
  2. Step 2: Convert to fraction form
    16,826.13/25,241.64 = 5,137.83/x
  3. Step 3: Cross multiply
    16,826.13x = 25,241.64 × 5,137.83
  4. Step 4: Simplify right side
    16,826.13x = 129,687,255.24
  5. Step 5: Solve for x
    x = 129,687,255.24/16,826.13
  6. Step 6: Final answer
    x = 7,707.49

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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.