Home / 24,121.09-36,186.83-7,480.79

Finding the Fourth Proportional to 24,121.09, 36,186.83 and 7,480.79

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Solution

The fourth proportional to 24,121.09, 36,186.83 and 7,480.79 is: 11,222.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,121.09 : 36,186.83 = 7,480.79 : x
  2. Step 2: Convert to fraction form
    24,121.09/36,186.83 = 7,480.79/x
  3. Step 3: Cross multiply
    24,121.09x = 36,186.83 × 7,480.79
  4. Step 4: Simplify right side
    24,121.09x = 270,705,857.66
  5. Step 5: Solve for x
    x = 270,705,857.66/24,121.09
  6. Step 6: Final answer
    x = 11,222.79

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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.