Home / 33,780.25-46,619.57-18,675.87

Finding the Fourth Proportional to 33,780.25, 46,619.57 and 18,675.87

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Solution

The fourth proportional to 33,780.25, 46,619.57 and 18,675.87 is: 25,774.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,780.25 : 46,619.57 = 18,675.87 : x
  2. Step 2: Convert to fraction form
    33,780.25/46,619.57 = 18,675.87/x
  3. Step 3: Cross multiply
    33,780.25x = 46,619.57 × 18,675.87
  4. Step 4: Simplify right side
    33,780.25x = 870,661,028.78
  5. Step 5: Solve for x
    x = 870,661,028.78/33,780.25
  6. Step 6: Final answer
    x = 25,774.26

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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.