Home / 11,232.44-15,517.68-9,571.12

Finding the Fourth Proportional to 11,232.44, 15,517.68 and 9,571.12

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Solution

The fourth proportional to 11,232.44, 15,517.68 and 9,571.12 is: 13,222.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,232.44 : 15,517.68 = 9,571.12 : x
  2. Step 2: Convert to fraction form
    11,232.44/15,517.68 = 9,571.12/x
  3. Step 3: Cross multiply
    11,232.44x = 15,517.68 × 9,571.12
  4. Step 4: Simplify right side
    11,232.44x = 148,521,577.40
  5. Step 5: Solve for x
    x = 148,521,577.40/11,232.44
  6. Step 6: Final answer
    x = 13,222.56

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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.