Home / 19,992.14-27,589.23-11,039.95

Finding the Fourth Proportional to 19,992.14, 27,589.23 and 11,039.95

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Solution

The fourth proportional to 19,992.14, 27,589.23 and 11,039.95 is: 15,235.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,992.14 : 27,589.23 = 11,039.95 : x
  2. Step 2: Convert to fraction form
    19,992.14/27,589.23 = 11,039.95/x
  3. Step 3: Cross multiply
    19,992.14x = 27,589.23 × 11,039.95
  4. Step 4: Simplify right side
    19,992.14x = 304,583,526.59
  5. Step 5: Solve for x
    x = 304,583,526.59/19,992.14
  6. Step 6: Final answer
    x = 15,235.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.