Home / 22,663.86-33,843.09-18,512.07

Finding the Fourth Proportional to 22,663.86, 33,843.09 and 18,512.07

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Solution

The fourth proportional to 22,663.86, 33,843.09 and 18,512.07 is: 27,643.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,663.86 : 33,843.09 = 18,512.07 : x
  2. Step 2: Convert to fraction form
    22,663.86/33,843.09 = 18,512.07/x
  3. Step 3: Cross multiply
    22,663.86x = 33,843.09 × 18,512.07
  4. Step 4: Simplify right side
    22,663.86x = 626,505,651.10
  5. Step 5: Solve for x
    x = 626,505,651.10/22,663.86
  6. Step 6: Final answer
    x = 27,643.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.