Home / 33,179.63-45,778.16-19,744.16

Finding the Fourth Proportional to 33,179.63, 45,778.16 and 19,744.16

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Solution

The fourth proportional to 33,179.63, 45,778.16 and 19,744.16 is: 27,241.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,179.63 : 45,778.16 = 19,744.16 : x
  2. Step 2: Convert to fraction form
    33,179.63/45,778.16 = 19,744.16/x
  3. Step 3: Cross multiply
    33,179.63x = 45,778.16 × 19,744.16
  4. Step 4: Simplify right side
    33,179.63x = 903,851,136.02
  5. Step 5: Solve for x
    x = 903,851,136.02/33,179.63
  6. Step 6: Final answer
    x = 27,241.15

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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.