Home / 33,363-46,040.94-20,787.75

Finding the Fourth Proportional to 33,363, 46,040.94 and 20,787.75

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Solution

The fourth proportional to 33,363, 46,040.94 and 20,787.75 is: 28,687.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,363 : 46,040.94 = 20,787.75 : x
  2. Step 2: Convert to fraction form
    33,363/46,040.94 = 20,787.75/x
  3. Step 3: Cross multiply
    33,363x = 46,040.94 × 20,787.75
  4. Step 4: Simplify right side
    33,363x = 957,087,550.49
  5. Step 5: Solve for x
    x = 957,087,550.49/33,363
  6. Step 6: Final answer
    x = 28,687.10

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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.