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Finding the Fourth Proportional to 28,797.30, 43,193.12 and 10,073.88

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Solution

The fourth proportional to 28,797.30, 43,193.12 and 10,073.88 is: 15,109.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,797.30 : 43,193.12 = 10,073.88 : x
  2. Step 2: Convert to fraction form
    28,797.30/43,193.12 = 10,073.88/x
  3. Step 3: Cross multiply
    28,797.30x = 43,193.12 × 10,073.88
  4. Step 4: Simplify right side
    28,797.30x = 435,122,257.34
  5. Step 5: Solve for x
    x = 435,122,257.34/28,797.30
  6. Step 6: Final answer
    x = 15,109.83

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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.