Home / 49,965.26-74,977.38-18,397.44

Finding the Fourth Proportional to 49,965.26, 74,977.38 and 18,397.44

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Solution

The fourth proportional to 49,965.26, 74,977.38 and 18,397.44 is: 27,607.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,965.26 : 74,977.38 = 18,397.44 : x
  2. Step 2: Convert to fraction form
    49,965.26/74,977.38 = 18,397.44/x
  3. Step 3: Cross multiply
    49,965.26x = 74,977.38 × 18,397.44
  4. Step 4: Simplify right side
    49,965.26x = 1,379,391,849.91
  5. Step 5: Solve for x
    x = 1,379,391,849.91/49,965.26
  6. Step 6: Final answer
    x = 27,607.02

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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.