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Finding the Fourth Proportional to 28,793.33, 43,194.14 and 9,073.47

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Solution

The fourth proportional to 28,793.33, 43,194.14 and 9,073.47 is: 13,611.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,793.33 : 43,194.14 = 9,073.47 : x
  2. Step 2: Convert to fraction form
    28,793.33/43,194.14 = 9,073.47/x
  3. Step 3: Cross multiply
    28,793.33x = 43,194.14 × 9,073.47
  4. Step 4: Simplify right side
    28,793.33x = 391,920,733.47
  5. Step 5: Solve for x
    x = 391,920,733.47/28,793.33
  6. Step 6: Final answer
    x = 13,611.51

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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.