Home / 36,044.91-54,074.66-12,678.03

Finding the Fourth Proportional to 36,044.91, 54,074.66 and 12,678.03

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Solution

The fourth proportional to 36,044.91, 54,074.66 and 12,678.03 is: 19,019.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,044.91 : 54,074.66 = 12,678.03 : x
  2. Step 2: Convert to fraction form
    36,044.91/54,074.66 = 12,678.03/x
  3. Step 3: Cross multiply
    36,044.91x = 54,074.66 × 12,678.03
  4. Step 4: Simplify right side
    36,044.91x = 685,560,098.33
  5. Step 5: Solve for x
    x = 685,560,098.33/36,044.91
  6. Step 6: Final answer
    x = 19,019.61

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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.