Home / 22,727.99-34,039.12-21,939.61

Finding the Fourth Proportional to 22,727.99, 34,039.12 and 21,939.61

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Solution

The fourth proportional to 22,727.99, 34,039.12 and 21,939.61 is: 32,858.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,727.99 : 34,039.12 = 21,939.61 : x
  2. Step 2: Convert to fraction form
    22,727.99/34,039.12 = 21,939.61/x
  3. Step 3: Cross multiply
    22,727.99x = 34,039.12 × 21,939.61
  4. Step 4: Simplify right side
    22,727.99x = 746,805,017.54
  5. Step 5: Solve for x
    x = 746,805,017.54/22,727.99
  6. Step 6: Final answer
    x = 32,858.38

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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.