Home / 13,863.48-20,795.31-5,544.20

Finding the Fourth Proportional to 13,863.48, 20,795.31 and 5,544.20

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Solution

The fourth proportional to 13,863.48, 20,795.31 and 5,544.20 is: 8,316.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,863.48 : 20,795.31 = 5,544.20 : x
  2. Step 2: Convert to fraction form
    13,863.48/20,795.31 = 5,544.20/x
  3. Step 3: Cross multiply
    13,863.48x = 20,795.31 × 5,544.20
  4. Step 4: Simplify right side
    13,863.48x = 115,293,253.73
  5. Step 5: Solve for x
    x = 115,293,253.73/13,863.48
  6. Step 6: Final answer
    x = 8,316.33

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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.