Home / 33,093.72-45,668.52-18,945.36

Finding the Fourth Proportional to 33,093.72, 45,668.52 and 18,945.36

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Solution

The fourth proportional to 33,093.72, 45,668.52 and 18,945.36 is: 26,144.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,093.72 : 45,668.52 = 18,945.36 : x
  2. Step 2: Convert to fraction form
    33,093.72/45,668.52 = 18,945.36/x
  3. Step 3: Cross multiply
    33,093.72x = 45,668.52 × 18,945.36
  4. Step 4: Simplify right side
    33,093.72x = 865,206,552.07
  5. Step 5: Solve for x
    x = 865,206,552.07/33,093.72
  6. Step 6: Final answer
    x = 26,144.13

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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.