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Finding the Fourth Proportional to 29,770.03, 44,661.58 and 8,711.85

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Solution

The fourth proportional to 29,770.03, 44,661.58 and 8,711.85 is: 13,069.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,770.03 : 44,661.58 = 8,711.85 : x
  2. Step 2: Convert to fraction form
    29,770.03/44,661.58 = 8,711.85/x
  3. Step 3: Cross multiply
    29,770.03x = 44,661.58 × 8,711.85
  4. Step 4: Simplify right side
    29,770.03x = 389,085,131.42
  5. Step 5: Solve for x
    x = 389,085,131.42/29,770.03
  6. Step 6: Final answer
    x = 13,069.69

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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.