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Finding the Fourth Proportional to 29,651.58, 44,479.74 and 8,591.94

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Solution

The fourth proportional to 29,651.58, 44,479.74 and 8,591.94 is: 12,888.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,651.58 : 44,479.74 = 8,591.94 : x
  2. Step 2: Convert to fraction form
    29,651.58/44,479.74 = 8,591.94/x
  3. Step 3: Cross multiply
    29,651.58x = 44,479.74 × 8,591.94
  4. Step 4: Simplify right side
    29,651.58x = 382,167,257.30
  5. Step 5: Solve for x
    x = 382,167,257.30/29,651.58
  6. Step 6: Final answer
    x = 12,888.60

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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.