Home / 25,317.78-37,976.55-14,067.82

Finding the Fourth Proportional to 25,317.78, 37,976.55 and 14,067.82

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Solution

The fourth proportional to 25,317.78, 37,976.55 and 14,067.82 is: 21,101.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,317.78 : 37,976.55 = 14,067.82 : x
  2. Step 2: Convert to fraction form
    25,317.78/37,976.55 = 14,067.82/x
  3. Step 3: Cross multiply
    25,317.78x = 37,976.55 × 14,067.82
  4. Step 4: Simplify right side
    25,317.78x = 534,247,269.62
  5. Step 5: Solve for x
    x = 534,247,269.62/25,317.78
  6. Step 6: Final answer
    x = 21,101.66

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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.