Home / 33,371.28-46,033.92-21,436.38

Finding the Fourth Proportional to 33,371.28, 46,033.92 and 21,436.38

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Solution

The fourth proportional to 33,371.28, 46,033.92 and 21,436.38 is: 29,570.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,371.28 : 46,033.92 = 21,436.38 : x
  2. Step 2: Convert to fraction form
    33,371.28/46,033.92 = 21,436.38/x
  3. Step 3: Cross multiply
    33,371.28x = 46,033.92 × 21,436.38
  4. Step 4: Simplify right side
    33,371.28x = 986,800,602.01
  5. Step 5: Solve for x
    x = 986,800,602.01/33,371.28
  6. Step 6: Final answer
    x = 29,570.36

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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.