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Finding the Fourth Proportional to 29,611.75, 44,424.65 and 8,835.79

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Solution

The fourth proportional to 29,611.75, 44,424.65 and 8,835.79 is: 13,255.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,611.75 : 44,424.65 = 8,835.79 : x
  2. Step 2: Convert to fraction form
    29,611.75/44,424.65 = 8,835.79/x
  3. Step 3: Cross multiply
    29,611.75x = 44,424.65 × 8,835.79
  4. Step 4: Simplify right side
    29,611.75x = 392,526,878.22
  5. Step 5: Solve for x
    x = 392,526,878.22/29,611.75
  6. Step 6: Final answer
    x = 13,255.78

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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.