Home / 36,744.42-55,120.26-11,778.18

Finding the Fourth Proportional to 36,744.42, 55,120.26 and 11,778.18

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Solution

The fourth proportional to 36,744.42, 55,120.26 and 11,778.18 is: 17,668.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,744.42 : 55,120.26 = 11,778.18 : x
  2. Step 2: Convert to fraction form
    36,744.42/55,120.26 = 11,778.18/x
  3. Step 3: Cross multiply
    36,744.42x = 55,120.26 × 11,778.18
  4. Step 4: Simplify right side
    36,744.42x = 649,216,343.93
  5. Step 5: Solve for x
    x = 649,216,343.93/36,744.42
  6. Step 6: Final answer
    x = 17,668.43

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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.