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Finding the Fourth Proportional to 29,902.86, 44,861.64 and 8,842.79

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Solution

The fourth proportional to 29,902.86, 44,861.64 and 8,842.79 is: 13,266.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,902.86 : 44,861.64 = 8,842.79 : x
  2. Step 2: Convert to fraction form
    29,902.86/44,861.64 = 8,842.79/x
  3. Step 3: Cross multiply
    29,902.86x = 44,861.64 × 8,842.79
  4. Step 4: Simplify right side
    29,902.86x = 396,701,837.27
  5. Step 5: Solve for x
    x = 396,701,837.27/29,902.86
  6. Step 6: Final answer
    x = 13,266.35

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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.