Home / 33,921.68-46,817.40-19,771.82

Finding the Fourth Proportional to 33,921.68, 46,817.40 and 19,771.82

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Solution

The fourth proportional to 33,921.68, 46,817.40 and 19,771.82 is: 27,288.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,921.68 : 46,817.40 = 19,771.82 : x
  2. Step 2: Convert to fraction form
    33,921.68/46,817.40 = 19,771.82/x
  3. Step 3: Cross multiply
    33,921.68x = 46,817.40 × 19,771.82
  4. Step 4: Simplify right side
    33,921.68x = 925,665,205.67
  5. Step 5: Solve for x
    x = 925,665,205.67/33,921.68
  6. Step 6: Final answer
    x = 27,288.31

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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.