Home / 13,525.30-20,298.40-8,844.04

Finding the Fourth Proportional to 13,525.30, 20,298.40 and 8,844.04

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Solution

The fourth proportional to 13,525.30, 20,298.40 and 8,844.04 is: 13,272.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,525.30 : 20,298.40 = 8,844.04 : x
  2. Step 2: Convert to fraction form
    13,525.30/20,298.40 = 8,844.04/x
  3. Step 3: Cross multiply
    13,525.30x = 20,298.40 × 8,844.04
  4. Step 4: Simplify right side
    13,525.30x = 179,519,861.54
  5. Step 5: Solve for x
    x = 179,519,861.54/13,525.30
  6. Step 6: Final answer
    x = 13,272.89

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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.