Home / 33,839.56-46,683.09-21,906.74

Finding the Fourth Proportional to 33,839.56, 46,683.09 and 21,906.74

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Solution

The fourth proportional to 33,839.56, 46,683.09 and 21,906.74 is: 30,221.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,839.56 : 46,683.09 = 21,906.74 : x
  2. Step 2: Convert to fraction form
    33,839.56/46,683.09 = 21,906.74/x
  3. Step 3: Cross multiply
    33,839.56x = 46,683.09 × 21,906.74
  4. Step 4: Simplify right side
    33,839.56x = 1,022,674,315.03
  5. Step 5: Solve for x
    x = 1,022,674,315.03/33,839.56
  6. Step 6: Final answer
    x = 30,221.27

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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.