Home / 33,920.94-46,813.26-18,815.04

Finding the Fourth Proportional to 33,920.94, 46,813.26 and 18,815.04

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Solution

The fourth proportional to 33,920.94, 46,813.26 and 18,815.04 is: 25,966.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,920.94 : 46,813.26 = 18,815.04 : x
  2. Step 2: Convert to fraction form
    33,920.94/46,813.26 = 18,815.04/x
  3. Step 3: Cross multiply
    33,920.94x = 46,813.26 × 18,815.04
  4. Step 4: Simplify right side
    33,920.94x = 880,793,359.43
  5. Step 5: Solve for x
    x = 880,793,359.43/33,920.94
  6. Step 6: Final answer
    x = 25,966.07

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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.