Home / 22,179.60-33,273.24-9,039.12

Finding the Fourth Proportional to 22,179.60, 33,273.24 and 9,039.12

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Solution

The fourth proportional to 22,179.60, 33,273.24 and 9,039.12 is: 13,560.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,179.60 : 33,273.24 = 9,039.12 : x
  2. Step 2: Convert to fraction form
    22,179.60/33,273.24 = 9,039.12/x
  3. Step 3: Cross multiply
    22,179.60x = 33,273.24 × 9,039.12
  4. Step 4: Simplify right side
    22,179.60x = 300,760,809.15
  5. Step 5: Solve for x
    x = 300,760,809.15/22,179.60
  6. Step 6: Final answer
    x = 13,560.24

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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.