Home / 36,874.64-55,299.82-11,908.80

Finding the Fourth Proportional to 36,874.64, 55,299.82 and 11,908.80

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Solution

The fourth proportional to 36,874.64, 55,299.82 and 11,908.80 is: 17,859.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,874.64 : 55,299.82 = 11,908.80 : x
  2. Step 2: Convert to fraction form
    36,874.64/55,299.82 = 11,908.80/x
  3. Step 3: Cross multiply
    36,874.64x = 55,299.82 × 11,908.80
  4. Step 4: Simplify right side
    36,874.64x = 658,554,496.42
  5. Step 5: Solve for x
    x = 658,554,496.42/36,874.64
  6. Step 6: Final answer
    x = 17,859.28

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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.