Home / 25,174.80-37,701.48-19,891.44

Finding the Fourth Proportional to 25,174.80, 37,701.48 and 19,891.44

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Solution

The fourth proportional to 25,174.80, 37,701.48 and 19,891.44 is: 29,789.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,174.80 : 37,701.48 = 19,891.44 : x
  2. Step 2: Convert to fraction form
    25,174.80/37,701.48 = 19,891.44/x
  3. Step 3: Cross multiply
    25,174.80x = 37,701.48 × 19,891.44
  4. Step 4: Simplify right side
    25,174.80x = 749,936,727.33
  5. Step 5: Solve for x
    x = 749,936,727.33/25,174.80
  6. Step 6: Final answer
    x = 29,789.18

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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.