Home / 33,568.48-46,320.96-20,137.60

Finding the Fourth Proportional to 33,568.48, 46,320.96 and 20,137.60

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Solution

The fourth proportional to 33,568.48, 46,320.96 and 20,137.60 is: 27,787.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,568.48 : 46,320.96 = 20,137.60 : x
  2. Step 2: Convert to fraction form
    33,568.48/46,320.96 = 20,137.60/x
  3. Step 3: Cross multiply
    33,568.48x = 46,320.96 × 20,137.60
  4. Step 4: Simplify right side
    33,568.48x = 932,792,964.10
  5. Step 5: Solve for x
    x = 932,792,964.10/33,568.48
  6. Step 6: Final answer
    x = 27,787.76

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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.