Home / 22,331.36-33,447.83-12,446.12

Finding the Fourth Proportional to 22,331.36, 33,447.83 and 12,446.12

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Solution

The fourth proportional to 22,331.36, 33,447.83 and 12,446.12 is: 18,641.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,331.36 : 33,447.83 = 12,446.12 : x
  2. Step 2: Convert to fraction form
    22,331.36/33,447.83 = 12,446.12/x
  3. Step 3: Cross multiply
    22,331.36x = 33,447.83 × 12,446.12
  4. Step 4: Simplify right side
    22,331.36x = 416,295,705.92
  5. Step 5: Solve for x
    x = 416,295,705.92/22,331.36
  6. Step 6: Final answer
    x = 18,641.75

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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.