Home / 33,620.84-46,394.66-20,189.02

Finding the Fourth Proportional to 33,620.84, 46,394.66 and 20,189.02

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Solution

The fourth proportional to 33,620.84, 46,394.66 and 20,189.02 is: 27,859.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,620.84 : 46,394.66 = 20,189.02 : x
  2. Step 2: Convert to fraction form
    33,620.84/46,394.66 = 20,189.02/x
  3. Step 3: Cross multiply
    33,620.84x = 46,394.66 × 20,189.02
  4. Step 4: Simplify right side
    33,620.84x = 936,662,718.63
  5. Step 5: Solve for x
    x = 936,662,718.63/33,620.84
  6. Step 6: Final answer
    x = 27,859.59

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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.