Home / 23,231.14-32,057.78-12,620.75

Finding the Fourth Proportional to 23,231.14, 32,057.78 and 12,620.75

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Solution

The fourth proportional to 23,231.14, 32,057.78 and 12,620.75 is: 17,415.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,231.14 : 32,057.78 = 12,620.75 : x
  2. Step 2: Convert to fraction form
    23,231.14/32,057.78 = 12,620.75/x
  3. Step 3: Cross multiply
    23,231.14x = 32,057.78 × 12,620.75
  4. Step 4: Simplify right side
    23,231.14x = 404,593,003.54
  5. Step 5: Solve for x
    x = 404,593,003.54/23,231.14
  6. Step 6: Final answer
    x = 17,415.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.