Home / 33,052.82-45,590.33-21,110.81

Finding the Fourth Proportional to 33,052.82, 45,590.33 and 21,110.81

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Solution

The fourth proportional to 33,052.82, 45,590.33 and 21,110.81 is: 29,118.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,052.82 : 45,590.33 = 21,110.81 : x
  2. Step 2: Convert to fraction form
    33,052.82/45,590.33 = 21,110.81/x
  3. Step 3: Cross multiply
    33,052.82x = 45,590.33 × 21,110.81
  4. Step 4: Simplify right side
    33,052.82x = 962,448,619.29
  5. Step 5: Solve for x
    x = 962,448,619.29/33,052.82
  6. Step 6: Final answer
    x = 29,118.51

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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.