Home / 11,014.20-16,524.18-3,619.80

Finding the Fourth Proportional to 11,014.20, 16,524.18 and 3,619.80

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Solution

The fourth proportional to 11,014.20, 16,524.18 and 3,619.80 is: 5,430.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,014.20 : 16,524.18 = 3,619.80 : x
  2. Step 2: Convert to fraction form
    11,014.20/16,524.18 = 3,619.80/x
  3. Step 3: Cross multiply
    11,014.20x = 16,524.18 × 3,619.80
  4. Step 4: Simplify right side
    11,014.20x = 59,814,226.76
  5. Step 5: Solve for x
    x = 59,814,226.76/11,014.20
  6. Step 6: Final answer
    x = 5,430.65

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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.