Home / 22,083.38-33,135.70-10,991.03

Finding the Fourth Proportional to 22,083.38, 33,135.70 and 10,991.03

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Solution

The fourth proportional to 22,083.38, 33,135.70 and 10,991.03 is: 16,491.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,083.38 : 33,135.70 = 10,991.03 : x
  2. Step 2: Convert to fraction form
    22,083.38/33,135.70 = 10,991.03/x
  3. Step 3: Cross multiply
    22,083.38x = 33,135.70 × 10,991.03
  4. Step 4: Simplify right side
    22,083.38x = 364,195,528.13
  5. Step 5: Solve for x
    x = 364,195,528.13/22,083.38
  6. Step 6: Final answer
    x = 16,491.84

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1.5x scale

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.