Home / 18,322.22-27,464.85-7,224.60

Finding the Fourth Proportional to 18,322.22, 27,464.85 and 7,224.60

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Solution

The fourth proportional to 18,322.22, 27,464.85 and 7,224.60 is: 10,829.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,322.22 : 27,464.85 = 7,224.60 : x
  2. Step 2: Convert to fraction form
    18,322.22/27,464.85 = 7,224.60/x
  3. Step 3: Cross multiply
    18,322.22x = 27,464.85 × 7,224.60
  4. Step 4: Simplify right side
    18,322.22x = 198,422,555.31
  5. Step 5: Solve for x
    x = 198,422,555.31/18,322.22
  6. Step 6: Final answer
    x = 10,829.61

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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.