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Finding the Fourth Proportional to 29,945.17, 44,908.62 and 12,410.88

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Solution

The fourth proportional to 29,945.17, 44,908.62 and 12,410.88 is: 18,612.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,945.17 : 44,908.62 = 12,410.88 : x
  2. Step 2: Convert to fraction form
    29,945.17/44,908.62 = 12,410.88/x
  3. Step 3: Cross multiply
    29,945.17x = 44,908.62 × 12,410.88
  4. Step 4: Simplify right side
    29,945.17x = 557,355,493.79
  5. Step 5: Solve for x
    x = 557,355,493.79/29,945.17
  6. Step 6: Final answer
    x = 18,612.53

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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.