Home / 36,908.94-55,372.20-11,949

Finding the Fourth Proportional to 36,908.94, 55,372.20 and 11,949

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Solution

The fourth proportional to 36,908.94, 55,372.20 and 11,949 is: 17,926.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,908.94 : 55,372.20 = 11,949 : x
  2. Step 2: Convert to fraction form
    36,908.94/55,372.20 = 11,949/x
  3. Step 3: Cross multiply
    36,908.94x = 55,372.20 × 11,949
  4. Step 4: Simplify right side
    36,908.94x = 661,642,417.80
  5. Step 5: Solve for x
    x = 661,642,417.80/36,908.94
  6. Step 6: Final answer
    x = 17,926.35

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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.