Home / 49,891.27-74,814.94-18,704.65

Finding the Fourth Proportional to 49,891.27, 74,814.94 and 18,704.65

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Solution

The fourth proportional to 49,891.27, 74,814.94 and 18,704.65 is: 28,048.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,891.27 : 74,814.94 = 18,704.65 : x
  2. Step 2: Convert to fraction form
    49,891.27/74,814.94 = 18,704.65/x
  3. Step 3: Cross multiply
    49,891.27x = 74,814.94 × 18,704.65
  4. Step 4: Simplify right side
    49,891.27x = 1,399,387,267.47
  5. Step 5: Solve for x
    x = 1,399,387,267.47/49,891.27
  6. Step 6: Final answer
    x = 28,048.74

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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.