Home / 36,971.82-51,022.97-21,873.33

Finding the Fourth Proportional to 36,971.82, 51,022.97 and 21,873.33

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Solution

The fourth proportional to 36,971.82, 51,022.97 and 21,873.33 is: 30,186.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,971.82 : 51,022.97 = 21,873.33 : x
  2. Step 2: Convert to fraction form
    36,971.82/51,022.97 = 21,873.33/x
  3. Step 3: Cross multiply
    36,971.82x = 51,022.97 × 21,873.33
  4. Step 4: Simplify right side
    36,971.82x = 1,116,042,151.02
  5. Step 5: Solve for x
    x = 1,116,042,151.02/36,971.82
  6. Step 6: Final answer
    x = 30,186.29

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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.