Home / 22,231.22-33,338.72-9,742.64

Finding the Fourth Proportional to 22,231.22, 33,338.72 and 9,742.64

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Solution

The fourth proportional to 22,231.22, 33,338.72 and 9,742.64 is: 14,610.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,231.22 : 33,338.72 = 9,742.64 : x
  2. Step 2: Convert to fraction form
    22,231.22/33,338.72 = 9,742.64/x
  3. Step 3: Cross multiply
    22,231.22x = 33,338.72 × 9,742.64
  4. Step 4: Simplify right side
    22,231.22x = 324,807,147.02
  5. Step 5: Solve for x
    x = 324,807,147.02/22,231.22
  6. Step 6: Final answer
    x = 14,610.41

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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.