Home / 33,169.97-45,773.51-19,738.15

Finding the Fourth Proportional to 33,169.97, 45,773.51 and 19,738.15

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Solution

The fourth proportional to 33,169.97, 45,773.51 and 19,738.15 is: 27,238.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,169.97 : 45,773.51 = 19,738.15 : x
  2. Step 2: Convert to fraction form
    33,169.97/45,773.51 = 19,738.15/x
  3. Step 3: Cross multiply
    33,169.97x = 45,773.51 × 19,738.15
  4. Step 4: Simplify right side
    33,169.97x = 903,484,193.28
  5. Step 5: Solve for x
    x = 903,484,193.28/33,169.97
  6. Step 6: Final answer
    x = 27,238.01

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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.