Home / 33,550.06-46,301.49-20,121.07

Finding the Fourth Proportional to 33,550.06, 46,301.49 and 20,121.07

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Solution

The fourth proportional to 33,550.06, 46,301.49 and 20,121.07 is: 27,768.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,550.06 : 46,301.49 = 20,121.07 : x
  2. Step 2: Convert to fraction form
    33,550.06/46,301.49 = 20,121.07/x
  3. Step 3: Cross multiply
    33,550.06x = 46,301.49 × 20,121.07
  4. Step 4: Simplify right side
    33,550.06x = 931,635,521.39
  5. Step 5: Solve for x
    x = 931,635,521.39/33,550.06
  6. Step 6: Final answer
    x = 27,768.52

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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.