Home / 25,879.57-38,837.31-11,841.33

Finding the Fourth Proportional to 25,879.57, 38,837.31 and 11,841.33

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Solution

The fourth proportional to 25,879.57, 38,837.31 and 11,841.33 is: 17,770.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,879.57 : 38,837.31 = 11,841.33 : x
  2. Step 2: Convert to fraction form
    25,879.57/38,837.31 = 11,841.33/x
  3. Step 3: Cross multiply
    25,879.57x = 38,837.31 × 11,841.33
  4. Step 4: Simplify right side
    25,879.57x = 459,885,404.02
  5. Step 5: Solve for x
    x = 459,885,404.02/25,879.57
  6. Step 6: Final answer
    x = 17,770.21

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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.