Home / 11,462.80-17,194.20-8,867.60

Finding the Fourth Proportional to 11,462.80, 17,194.20 and 8,867.60

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Solution

The fourth proportional to 11,462.80, 17,194.20 and 8,867.60 is: 13,301.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,462.80 : 17,194.20 = 8,867.60 : x
  2. Step 2: Convert to fraction form
    11,462.80/17,194.20 = 8,867.60/x
  3. Step 3: Cross multiply
    11,462.80x = 17,194.20 × 8,867.60
  4. Step 4: Simplify right side
    11,462.80x = 152,471,287.92
  5. Step 5: Solve for x
    x = 152,471,287.92/11,462.80
  6. Step 6: Final answer
    x = 13,301.40

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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.