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Finding the Fourth Proportional to 29,716.08, 44,581.02 and 8,656.62

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Solution

The fourth proportional to 29,716.08, 44,581.02 and 8,656.62 is: 12,986.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,716.08 : 44,581.02 = 8,656.62 : x
  2. Step 2: Convert to fraction form
    29,716.08/44,581.02 = 8,656.62/x
  3. Step 3: Cross multiply
    29,716.08x = 44,581.02 × 8,656.62
  4. Step 4: Simplify right side
    29,716.08x = 385,920,949.35
  5. Step 5: Solve for x
    x = 385,920,949.35/29,716.08
  6. Step 6: Final answer
    x = 12,986.94

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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.