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Finding the Fourth Proportional to 36,634.31, 50,555.43 and 19,867.31

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Solution

The fourth proportional to 36,634.31, 50,555.43 and 19,867.31 is: 27,416.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,634.31 : 50,555.43 = 19,867.31 : x
  2. Step 2: Convert to fraction form
    36,634.31/50,555.43 = 19,867.31/x
  3. Step 3: Cross multiply
    36,634.31x = 50,555.43 × 19,867.31
  4. Step 4: Simplify right side
    36,634.31x = 1,004,400,147.22
  5. Step 5: Solve for x
    x = 1,004,400,147.22/36,634.31
  6. Step 6: Final answer
    x = 27,416.93

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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.