Home / 11,724.44-17,574.30-7,282.13

Finding the Fourth Proportional to 11,724.44, 17,574.30 and 7,282.13

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Solution

The fourth proportional to 11,724.44, 17,574.30 and 7,282.13 is: 10,915.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,724.44 : 17,574.30 = 7,282.13 : x
  2. Step 2: Convert to fraction form
    11,724.44/17,574.30 = 7,282.13/x
  3. Step 3: Cross multiply
    11,724.44x = 17,574.30 × 7,282.13
  4. Step 4: Simplify right side
    11,724.44x = 127,978,249.39
  5. Step 5: Solve for x
    x = 127,978,249.39/11,724.44
  6. Step 6: Final answer
    x = 10,915.52

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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.