Home / 28,535.25-42,822.32-10,067.25

Finding the Fourth Proportional to 28,535.25, 42,822.32 and 10,067.25

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Solution

The fourth proportional to 28,535.25, 42,822.32 and 10,067.25 is: 15,107.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,535.25 : 42,822.32 = 10,067.25 : x
  2. Step 2: Convert to fraction form
    28,535.25/42,822.32 = 10,067.25/x
  3. Step 3: Cross multiply
    28,535.25x = 42,822.32 × 10,067.25
  4. Step 4: Simplify right side
    28,535.25x = 431,102,950.68
  5. Step 5: Solve for x
    x = 431,102,950.68/28,535.25
  6. Step 6: Final answer
    x = 15,107.73

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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.