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Finding the Fourth Proportional to 29,113.96, 43,671.90 and 8,053.96

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Solution

The fourth proportional to 29,113.96, 43,671.90 and 8,053.96 is: 12,081.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,113.96 : 43,671.90 = 8,053.96 : x
  2. Step 2: Convert to fraction form
    29,113.96/43,671.90 = 8,053.96/x
  3. Step 3: Cross multiply
    29,113.96x = 43,671.90 × 8,053.96
  4. Step 4: Simplify right side
    29,113.96x = 351,731,735.72
  5. Step 5: Solve for x
    x = 351,731,735.72/29,113.96
  6. Step 6: Final answer
    x = 12,081.21

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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.