Home / 22,182.68-33,236.39-13,399.13

Finding the Fourth Proportional to 22,182.68, 33,236.39 and 13,399.13

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Solution

The fourth proportional to 22,182.68, 33,236.39 and 13,399.13 is: 20,075.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,182.68 : 33,236.39 = 13,399.13 : x
  2. Step 2: Convert to fraction form
    22,182.68/33,236.39 = 13,399.13/x
  3. Step 3: Cross multiply
    22,182.68x = 33,236.39 × 13,399.13
  4. Step 4: Simplify right side
    22,182.68x = 445,338,577.66
  5. Step 5: Solve for x
    x = 445,338,577.66/22,182.68
  6. Step 6: Final answer
    x = 20,075.96

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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.