Home / 13,525.11-20,298.13-8,843.85

Finding the Fourth Proportional to 13,525.11, 20,298.13 and 8,843.85

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Solution

The fourth proportional to 13,525.11, 20,298.13 and 8,843.85 is: 13,272.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,525.11 : 20,298.13 = 8,843.85 : x
  2. Step 2: Convert to fraction form
    13,525.11/20,298.13 = 8,843.85/x
  3. Step 3: Cross multiply
    13,525.11x = 20,298.13 × 8,843.85
  4. Step 4: Simplify right side
    13,525.11x = 179,513,617.00
  5. Step 5: Solve for x
    x = 179,513,617.00/13,525.11
  6. Step 6: Final answer
    x = 13,272.62

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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.