Home / 13,766.43-20,652.83-4,881.29

Finding the Fourth Proportional to 13,766.43, 20,652.83 and 4,881.29

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Solution

The fourth proportional to 13,766.43, 20,652.83 and 4,881.29 is: 7,323.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,766.43 : 20,652.83 = 4,881.29 : x
  2. Step 2: Convert to fraction form
    13,766.43/20,652.83 = 4,881.29/x
  3. Step 3: Cross multiply
    13,766.43x = 20,652.83 × 4,881.29
  4. Step 4: Simplify right side
    13,766.43x = 100,812,361.49
  5. Step 5: Solve for x
    x = 100,812,361.49/13,766.43
  6. Step 6: Final answer
    x = 7,323.06

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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.