Home / 51,109.76-76,665.34-16,049.44

Finding the Fourth Proportional to 51,109.76, 76,665.34 and 16,049.44

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Solution

The fourth proportional to 51,109.76, 76,665.34 and 16,049.44 is: 24,074.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,109.76 : 76,665.34 = 16,049.44 : x
  2. Step 2: Convert to fraction form
    51,109.76/76,665.34 = 16,049.44/x
  3. Step 3: Cross multiply
    51,109.76x = 76,665.34 × 16,049.44
  4. Step 4: Simplify right side
    51,109.76x = 1,230,435,774.41
  5. Step 5: Solve for x
    x = 1,230,435,774.41/51,109.76
  6. Step 6: Final answer
    x = 24,074.38

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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.