Home / 11,542.72-17,314.08-8,976.64

Finding the Fourth Proportional to 11,542.72, 17,314.08 and 8,976.64

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Solution

The fourth proportional to 11,542.72, 17,314.08 and 8,976.64 is: 13,464.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,542.72 : 17,314.08 = 8,976.64 : x
  2. Step 2: Convert to fraction form
    11,542.72/17,314.08 = 8,976.64/x
  3. Step 3: Cross multiply
    11,542.72x = 17,314.08 × 8,976.64
  4. Step 4: Simplify right side
    11,542.72x = 155,422,263.09
  5. Step 5: Solve for x
    x = 155,422,263.09/11,542.72
  6. Step 6: Final answer
    x = 13,464.96

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Similar ratio
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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.