Home / 33,828.66-46,684.31-21,912.74

Finding the Fourth Proportional to 33,828.66, 46,684.31 and 21,912.74

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Solution

The fourth proportional to 33,828.66, 46,684.31 and 21,912.74 is: 30,240.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,828.66 : 46,684.31 = 21,912.74 : x
  2. Step 2: Convert to fraction form
    33,828.66/46,684.31 = 21,912.74/x
  3. Step 3: Cross multiply
    33,828.66x = 46,684.31 × 21,912.74
  4. Step 4: Simplify right side
    33,828.66x = 1,022,980,968.47
  5. Step 5: Solve for x
    x = 1,022,980,968.47/33,828.66
  6. Step 6: Final answer
    x = 30,240.07

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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.