Home / 28,951.20-43,414.47-16,477.11

Finding the Fourth Proportional to 28,951.20, 43,414.47 and 16,477.11

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Solution

The fourth proportional to 28,951.20, 43,414.47 and 16,477.11 is: 24,708.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,951.20 : 43,414.47 = 16,477.11 : x
  2. Step 2: Convert to fraction form
    28,951.20/43,414.47 = 16,477.11/x
  3. Step 3: Cross multiply
    28,951.20x = 43,414.47 × 16,477.11
  4. Step 4: Simplify right side
    28,951.20x = 715,344,997.78
  5. Step 5: Solve for x
    x = 715,344,997.78/28,951.20
  6. Step 6: Final answer
    x = 24,708.65

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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.