Home / 23,338.80-34,990.38-11,660.22

Finding the Fourth Proportional to 23,338.80, 34,990.38 and 11,660.22

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Solution

The fourth proportional to 23,338.80, 34,990.38 and 11,660.22 is: 17,481.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,338.80 : 34,990.38 = 11,660.22 : x
  2. Step 2: Convert to fraction form
    23,338.80/34,990.38 = 11,660.22/x
  3. Step 3: Cross multiply
    23,338.80x = 34,990.38 × 11,660.22
  4. Step 4: Simplify right side
    23,338.80x = 407,995,528.68
  5. Step 5: Solve for x
    x = 407,995,528.68/23,338.80
  6. Step 6: Final answer
    x = 17,481.43

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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.