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Finding the Fourth Proportional to 29,404.80, 44,034.30 and 28,092.60

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Solution

The fourth proportional to 29,404.80, 44,034.30 and 28,092.60 is: 42,069.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,404.80 : 44,034.30 = 28,092.60 : x
  2. Step 2: Convert to fraction form
    29,404.80/44,034.30 = 28,092.60/x
  3. Step 3: Cross multiply
    29,404.80x = 44,034.30 × 28,092.60
  4. Step 4: Simplify right side
    29,404.80x = 1,237,037,976.18
  5. Step 5: Solve for x
    x = 1,237,037,976.18/29,404.80
  6. Step 6: Final answer
    x = 42,069.25

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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.