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Finding the Fourth Proportional to 29,457.30, 44,179.26 and 8,396.87

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Solution

The fourth proportional to 29,457.30, 44,179.26 and 8,396.87 is: 12,593.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,457.30 : 44,179.26 = 8,396.87 : x
  2. Step 2: Convert to fraction form
    29,457.30/44,179.26 = 8,396.87/x
  3. Step 3: Cross multiply
    29,457.30x = 44,179.26 × 8,396.87
  4. Step 4: Simplify right side
    29,457.30x = 370,967,285.96
  5. Step 5: Solve for x
    x = 370,967,285.96/29,457.30
  6. Step 6: Final answer
    x = 12,593.39

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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.