Home / 22,182.98-33,236.89-13,399.44

Finding the Fourth Proportional to 22,182.98, 33,236.89 and 13,399.44

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Solution

The fourth proportional to 22,182.98, 33,236.89 and 13,399.44 is: 20,076.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,182.98 : 33,236.89 = 13,399.44 : x
  2. Step 2: Convert to fraction form
    22,182.98/33,236.89 = 13,399.44/x
  3. Step 3: Cross multiply
    22,182.98x = 33,236.89 × 13,399.44
  4. Step 4: Simplify right side
    22,182.98x = 445,355,646.34
  5. Step 5: Solve for x
    x = 445,355,646.34/22,182.98
  6. Step 6: Final answer
    x = 20,076.46

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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.