Home / 36,165.96-54,257.22-13,979.52

Finding the Fourth Proportional to 36,165.96, 54,257.22 and 13,979.52

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Solution

The fourth proportional to 36,165.96, 54,257.22 and 13,979.52 is: 20,972.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,165.96 : 54,257.22 = 13,979.52 : x
  2. Step 2: Convert to fraction form
    36,165.96/54,257.22 = 13,979.52/x
  3. Step 3: Cross multiply
    36,165.96x = 54,257.22 × 13,979.52
  4. Step 4: Simplify right side
    36,165.96x = 758,489,892.13
  5. Step 5: Solve for x
    x = 758,489,892.13/36,165.96
  6. Step 6: Final answer
    x = 20,972.48

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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.