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Finding the Fourth Proportional to 44,866.92, 67,272.30 and 19,905.96

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Solution

The fourth proportional to 44,866.92, 67,272.30 and 19,905.96 is: 29,846.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,866.92 : 67,272.30 = 19,905.96 : x
  2. Step 2: Convert to fraction form
    44,866.92/67,272.30 = 19,905.96/x
  3. Step 3: Cross multiply
    44,866.92x = 67,272.30 × 19,905.96
  4. Step 4: Simplify right side
    44,866.92x = 1,339,119,712.91
  5. Step 5: Solve for x
    x = 1,339,119,712.91/44,866.92
  6. Step 6: Final answer
    x = 29,846.48

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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.