Home / 13,763.04-20,629.80-10,467.96

Finding the Fourth Proportional to 13,763.04, 20,629.80 and 10,467.96

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Solution

The fourth proportional to 13,763.04, 20,629.80 and 10,467.96 is: 15,690.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,763.04 : 20,629.80 = 10,467.96 : x
  2. Step 2: Convert to fraction form
    13,763.04/20,629.80 = 10,467.96/x
  3. Step 3: Cross multiply
    13,763.04x = 20,629.80 × 10,467.96
  4. Step 4: Simplify right side
    13,763.04x = 215,951,921.21
  5. Step 5: Solve for x
    x = 215,951,921.21/13,763.04
  6. Step 6: Final answer
    x = 15,690.71

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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.