Home / 28,961.80-43,447.84-10,252.68

Finding the Fourth Proportional to 28,961.80, 43,447.84 and 10,252.68

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Solution

The fourth proportional to 28,961.80, 43,447.84 and 10,252.68 is: 15,380.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,961.80 : 43,447.84 = 10,252.68 : x
  2. Step 2: Convert to fraction form
    28,961.80/43,447.84 = 10,252.68/x
  3. Step 3: Cross multiply
    28,961.80x = 43,447.84 × 10,252.68
  4. Step 4: Simplify right side
    28,961.80x = 445,456,800.21
  5. Step 5: Solve for x
    x = 445,456,800.21/28,961.80
  6. Step 6: Final answer
    x = 15,380.84

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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.