Home / 15,118.76-22,679.82-4,025.87

Finding the Fourth Proportional to 15,118.76, 22,679.82 and 4,025.87

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Solution

The fourth proportional to 15,118.76, 22,679.82 and 4,025.87 is: 6,039.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,118.76 : 22,679.82 = 4,025.87 : x
  2. Step 2: Convert to fraction form
    15,118.76/22,679.82 = 4,025.87/x
  3. Step 3: Cross multiply
    15,118.76x = 22,679.82 × 4,025.87
  4. Step 4: Simplify right side
    15,118.76x = 91,306,006.94
  5. Step 5: Solve for x
    x = 91,306,006.94/15,118.76
  6. Step 6: Final answer
    x = 6,039.25

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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.