Home / 22,239.43-33,372.32-8,209.24

Finding the Fourth Proportional to 22,239.43, 33,372.32 and 8,209.24

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Solution

The fourth proportional to 22,239.43, 33,372.32 and 8,209.24 is: 12,318.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,239.43 : 33,372.32 = 8,209.24 : x
  2. Step 2: Convert to fraction form
    22,239.43/33,372.32 = 8,209.24/x
  3. Step 3: Cross multiply
    22,239.43x = 33,372.32 × 8,209.24
  4. Step 4: Simplify right side
    22,239.43x = 273,961,259.76
  5. Step 5: Solve for x
    x = 273,961,259.76/22,239.43
  6. Step 6: Final answer
    x = 12,318.72

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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.