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Finding the Fourth Proportional to 36,190.64, 49,932.12 and 22,775.22

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Solution

The fourth proportional to 36,190.64, 49,932.12 and 22,775.22 is: 31,422.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,190.64 : 49,932.12 = 22,775.22 : x
  2. Step 2: Convert to fraction form
    36,190.64/49,932.12 = 22,775.22/x
  3. Step 3: Cross multiply
    36,190.64x = 49,932.12 × 22,775.22
  4. Step 4: Simplify right side
    36,190.64x = 1,137,215,018.07
  5. Step 5: Solve for x
    x = 1,137,215,018.07/36,190.64
  6. Step 6: Final answer
    x = 31,422.90

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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.