Home / 28,950.44-43,423.97-11,177.60

Finding the Fourth Proportional to 28,950.44, 43,423.97 and 11,177.60

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Solution

The fourth proportional to 28,950.44, 43,423.97 and 11,177.60 is: 16,765.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,950.44 : 43,423.97 = 11,177.60 : x
  2. Step 2: Convert to fraction form
    28,950.44/43,423.97 = 11,177.60/x
  3. Step 3: Cross multiply
    28,950.44x = 43,423.97 × 11,177.60
  4. Step 4: Simplify right side
    28,950.44x = 485,375,494.06
  5. Step 5: Solve for x
    x = 485,375,494.06/28,950.44
  6. Step 6: Final answer
    x = 16,765.74

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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.