Home / 36,910.10-55,373.97-11,950.17

Finding the Fourth Proportional to 36,910.10, 55,373.97 and 11,950.17

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Solution

The fourth proportional to 36,910.10, 55,373.97 and 11,950.17 is: 17,928.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,910.10 : 55,373.97 = 11,950.17 : x
  2. Step 2: Convert to fraction form
    36,910.10/55,373.97 = 11,950.17/x
  3. Step 3: Cross multiply
    36,910.10x = 55,373.97 × 11,950.17
  4. Step 4: Simplify right side
    36,910.10x = 661,728,439.72
  5. Step 5: Solve for x
    x = 661,728,439.72/36,910.10
  6. Step 6: Final answer
    x = 17,928.11

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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.