Home / 33,928.47-46,811.66-19,778.58

Finding the Fourth Proportional to 33,928.47, 46,811.66 and 19,778.58

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Solution

The fourth proportional to 33,928.47, 46,811.66 and 19,778.58 is: 27,288.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,928.47 : 46,811.66 = 19,778.58 : x
  2. Step 2: Convert to fraction form
    33,928.47/46,811.66 = 19,778.58/x
  3. Step 3: Cross multiply
    33,928.47x = 46,811.66 × 19,778.58
  4. Step 4: Simplify right side
    33,928.47x = 925,868,063.35
  5. Step 5: Solve for x
    x = 925,868,063.35/33,928.47
  6. Step 6: Final answer
    x = 27,288.82

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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.