Home / 33,406.89-46,107.44-19,979.62

Finding the Fourth Proportional to 33,406.89, 46,107.44 and 19,979.62

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Solution

The fourth proportional to 33,406.89, 46,107.44 and 19,979.62 is: 27,575.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,406.89 : 46,107.44 = 19,979.62 : x
  2. Step 2: Convert to fraction form
    33,406.89/46,107.44 = 19,979.62/x
  3. Step 3: Cross multiply
    33,406.89x = 46,107.44 × 19,979.62
  4. Step 4: Simplify right side
    33,406.89x = 921,209,065.05
  5. Step 5: Solve for x
    x = 921,209,065.05/33,406.89
  6. Step 6: Final answer
    x = 27,575.42

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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.