Home / 36,223.21-49,988.12-20,091.66

Finding the Fourth Proportional to 36,223.21, 49,988.12 and 20,091.66

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Solution

The fourth proportional to 36,223.21, 49,988.12 and 20,091.66 is: 27,726.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,223.21 : 49,988.12 = 20,091.66 : x
  2. Step 2: Convert to fraction form
    36,223.21/49,988.12 = 20,091.66/x
  3. Step 3: Cross multiply
    36,223.21x = 49,988.12 × 20,091.66
  4. Step 4: Simplify right side
    36,223.21x = 1,004,344,311.08
  5. Step 5: Solve for x
    x = 1,004,344,311.08/36,223.21
  6. Step 6: Final answer
    x = 27,726.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.