Home / 11,425.24-17,137.86-4,025.80

Finding the Fourth Proportional to 11,425.24, 17,137.86 and 4,025.80

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Solution

The fourth proportional to 11,425.24, 17,137.86 and 4,025.80 is: 6,038.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,425.24 : 17,137.86 = 4,025.80 : x
  2. Step 2: Convert to fraction form
    11,425.24/17,137.86 = 4,025.80/x
  3. Step 3: Cross multiply
    11,425.24x = 17,137.86 × 4,025.80
  4. Step 4: Simplify right side
    11,425.24x = 68,993,596.79
  5. Step 5: Solve for x
    x = 68,993,596.79/11,425.24
  6. Step 6: Final answer
    x = 6,038.70

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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.