Home / 13,525.80-20,299.16-8,844.54

Finding the Fourth Proportional to 13,525.80, 20,299.16 and 8,844.54

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Solution

The fourth proportional to 13,525.80, 20,299.16 and 8,844.54 is: 13,273.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,525.80 : 20,299.16 = 8,844.54 : x
  2. Step 2: Convert to fraction form
    13,525.80/20,299.16 = 8,844.54/x
  3. Step 3: Cross multiply
    13,525.80x = 20,299.16 × 8,844.54
  4. Step 4: Simplify right side
    13,525.80x = 179,536,678.58
  5. Step 5: Solve for x
    x = 179,536,678.58/13,525.80
  6. Step 6: Final answer
    x = 13,273.65

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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.