Home / 17,741.20-26,575.35-12,200.80

Finding the Fourth Proportional to 17,741.20, 26,575.35 and 12,200.80

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Solution

The fourth proportional to 17,741.20, 26,575.35 and 12,200.80 is: 18,276.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,741.20 : 26,575.35 = 12,200.80 : x
  2. Step 2: Convert to fraction form
    17,741.20/26,575.35 = 12,200.80/x
  3. Step 3: Cross multiply
    17,741.20x = 26,575.35 × 12,200.80
  4. Step 4: Simplify right side
    17,741.20x = 324,240,530.28
  5. Step 5: Solve for x
    x = 324,240,530.28/17,741.20
  6. Step 6: Final answer
    x = 18,276.13

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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.