Home / 11,727.28-17,586.66-3,405.04

Finding the Fourth Proportional to 11,727.28, 17,586.66 and 3,405.04

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Solution

The fourth proportional to 11,727.28, 17,586.66 and 3,405.04 is: 5,106.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,727.28 : 17,586.66 = 3,405.04 : x
  2. Step 2: Convert to fraction form
    11,727.28/17,586.66 = 3,405.04/x
  3. Step 3: Cross multiply
    11,727.28x = 17,586.66 × 3,405.04
  4. Step 4: Simplify right side
    11,727.28x = 59,883,280.77
  5. Step 5: Solve for x
    x = 59,883,280.77/11,727.28
  6. Step 6: Final answer
    x = 5,106.32

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.