Home / 62,651.40-93,992.49-18,278.61

Finding the Fourth Proportional to 62,651.40, 93,992.49 and 18,278.61

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Solution

The fourth proportional to 62,651.40, 93,992.49 and 18,278.61 is: 27,422.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,651.40 : 93,992.49 = 18,278.61 : x
  2. Step 2: Convert to fraction form
    62,651.40/93,992.49 = 18,278.61/x
  3. Step 3: Cross multiply
    62,651.40x = 93,992.49 × 18,278.61
  4. Step 4: Simplify right side
    62,651.40x = 1,718,052,067.64
  5. Step 5: Solve for x
    x = 1,718,052,067.64/62,651.40
  6. Step 6: Final answer
    x = 27,422.41

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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.