Home / 49,006.35-67,618.34-28,855.88

Finding the Fourth Proportional to 49,006.35, 67,618.34 and 28,855.88

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Solution

The fourth proportional to 49,006.35, 67,618.34 and 28,855.88 is: 39,814.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,006.35 : 67,618.34 = 28,855.88 : x
  2. Step 2: Convert to fraction form
    49,006.35/67,618.34 = 28,855.88/x
  3. Step 3: Cross multiply
    49,006.35x = 67,618.34 × 28,855.88
  4. Step 4: Simplify right side
    49,006.35x = 1,951,186,366.75
  5. Step 5: Solve for x
    x = 1,951,186,366.75/49,006.35
  6. Step 6: Final answer
    x = 39,814.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.