Home / 28,929.14-43,393.82-10,198.96

Finding the Fourth Proportional to 28,929.14, 43,393.82 and 10,198.96

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Solution

The fourth proportional to 28,929.14, 43,393.82 and 10,198.96 is: 15,298.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,929.14 : 43,393.82 = 10,198.96 : x
  2. Step 2: Convert to fraction form
    28,929.14/43,393.82 = 10,198.96/x
  3. Step 3: Cross multiply
    28,929.14x = 43,393.82 × 10,198.96
  4. Step 4: Simplify right side
    28,929.14x = 442,571,834.43
  5. Step 5: Solve for x
    x = 442,571,834.43/28,929.14
  6. Step 6: Final answer
    x = 15,298.48

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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.