Home / 36,906.16-55,369.88-18,191.80

Finding the Fourth Proportional to 36,906.16, 55,369.88 and 18,191.80

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Solution

The fourth proportional to 36,906.16, 55,369.88 and 18,191.80 is: 27,292.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,906.16 : 55,369.88 = 18,191.80 : x
  2. Step 2: Convert to fraction form
    36,906.16/55,369.88 = 18,191.80/x
  3. Step 3: Cross multiply
    36,906.16x = 55,369.88 × 18,191.80
  4. Step 4: Simplify right side
    36,906.16x = 1,007,277,782.98
  5. Step 5: Solve for x
    x = 1,007,277,782.98/36,906.16
  6. Step 6: Final answer
    x = 27,292.94

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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.