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Finding the Fourth Proportional to 29,885.15, 44,817.27 and 8,819.60

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Solution

The fourth proportional to 29,885.15, 44,817.27 and 8,819.60 is: 13,226.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,885.15 : 44,817.27 = 8,819.60 : x
  2. Step 2: Convert to fraction form
    29,885.15/44,817.27 = 8,819.60/x
  3. Step 3: Cross multiply
    29,885.15x = 44,817.27 × 8,819.60
  4. Step 4: Simplify right side
    29,885.15x = 395,270,506.54
  5. Step 5: Solve for x
    x = 395,270,506.54/29,885.15
  6. Step 6: Final answer
    x = 13,226.32

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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.