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Finding the Fourth Proportional to 47,863.71, 71,795.84 and 16,698.96

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Solution

The fourth proportional to 47,863.71, 71,795.84 and 16,698.96 is: 25,048.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,863.71 : 71,795.84 = 16,698.96 : x
  2. Step 2: Convert to fraction form
    47,863.71/71,795.84 = 16,698.96/x
  3. Step 3: Cross multiply
    47,863.71x = 71,795.84 × 16,698.96
  4. Step 4: Simplify right side
    47,863.71x = 1,198,915,776.83
  5. Step 5: Solve for x
    x = 1,198,915,776.83/47,863.71
  6. Step 6: Final answer
    x = 25,048.53

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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.