Home / 11,968.72-17,937.24-9,184.75

Finding the Fourth Proportional to 11,968.72, 17,937.24 and 9,184.75

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Solution

The fourth proportional to 11,968.72, 17,937.24 and 9,184.75 is: 13,764.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,968.72 : 17,937.24 = 9,184.75 : x
  2. Step 2: Convert to fraction form
    11,968.72/17,937.24 = 9,184.75/x
  3. Step 3: Cross multiply
    11,968.72x = 17,937.24 × 9,184.75
  4. Step 4: Simplify right side
    11,968.72x = 164,749,065.09
  5. Step 5: Solve for x
    x = 164,749,065.09/11,968.72
  6. Step 6: Final answer
    x = 13,764.97

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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.