Home / 16,742.72-25,113.90-4,092.60

Finding the Fourth Proportional to 16,742.72, 25,113.90 and 4,092.60

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Solution

The fourth proportional to 16,742.72, 25,113.90 and 4,092.60 is: 6,138.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,742.72 : 25,113.90 = 4,092.60 : x
  2. Step 2: Convert to fraction form
    16,742.72/25,113.90 = 4,092.60/x
  3. Step 3: Cross multiply
    16,742.72x = 25,113.90 × 4,092.60
  4. Step 4: Simplify right side
    16,742.72x = 102,781,147.14
  5. Step 5: Solve for x
    x = 102,781,147.14/16,742.72
  6. Step 6: Final answer
    x = 6,138.86

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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.