Home / 22,224.80-33,336.31-12,249.32

Finding the Fourth Proportional to 22,224.80, 33,336.31 and 12,249.32

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Solution

The fourth proportional to 22,224.80, 33,336.31 and 12,249.32 is: 18,373.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,224.80 : 33,336.31 = 12,249.32 : x
  2. Step 2: Convert to fraction form
    22,224.80/33,336.31 = 12,249.32/x
  3. Step 3: Cross multiply
    22,224.80x = 33,336.31 × 12,249.32
  4. Step 4: Simplify right side
    22,224.80x = 408,347,098.19
  5. Step 5: Solve for x
    x = 408,347,098.19/22,224.80
  6. Step 6: Final answer
    x = 18,373.49

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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.