Home / 22,040.73-30,416.41-11,969.26

Finding the Fourth Proportional to 22,040.73, 30,416.41 and 11,969.26

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Solution

The fourth proportional to 22,040.73, 30,416.41 and 11,969.26 is: 16,517.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,040.73 : 30,416.41 = 11,969.26 : x
  2. Step 2: Convert to fraction form
    22,040.73/30,416.41 = 11,969.26/x
  3. Step 3: Cross multiply
    22,040.73x = 30,416.41 × 11,969.26
  4. Step 4: Simplify right side
    22,040.73x = 364,061,858.48
  5. Step 5: Solve for x
    x = 364,061,858.48/22,040.73
  6. Step 6: Final answer
    x = 16,517.69

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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.