Home / 11,626.13-17,439.20-3,835.55

Finding the Fourth Proportional to 11,626.13, 17,439.20 and 3,835.55

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Solution

The fourth proportional to 11,626.13, 17,439.20 and 3,835.55 is: 5,753.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,626.13 : 17,439.20 = 3,835.55 : x
  2. Step 2: Convert to fraction form
    11,626.13/17,439.20 = 3,835.55/x
  3. Step 3: Cross multiply
    11,626.13x = 17,439.20 × 3,835.55
  4. Step 4: Simplify right side
    11,626.13x = 66,888,817.19
  5. Step 5: Solve for x
    x = 66,888,817.19/11,626.13
  6. Step 6: Final answer
    x = 5,753.32

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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.