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Finding the Fourth Proportional to 29,875.92, 44,815.11 and 8,815.96

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Solution

The fourth proportional to 29,875.92, 44,815.11 and 8,815.96 is: 13,224.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,875.92 : 44,815.11 = 8,815.96 : x
  2. Step 2: Convert to fraction form
    29,875.92/44,815.11 = 8,815.96/x
  3. Step 3: Cross multiply
    29,875.92x = 44,815.11 × 8,815.96
  4. Step 4: Simplify right side
    29,875.92x = 395,088,163.66
  5. Step 5: Solve for x
    x = 395,088,163.66/29,875.92
  6. Step 6: Final answer
    x = 13,224.30

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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.