Home / 36,188.36-49,940.92-20,272.47

Finding the Fourth Proportional to 36,188.36, 49,940.92 and 20,272.47

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Solution

The fourth proportional to 36,188.36, 49,940.92 and 20,272.47 is: 27,976.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,188.36 : 49,940.92 = 20,272.47 : x
  2. Step 2: Convert to fraction form
    36,188.36/49,940.92 = 20,272.47/x
  3. Step 3: Cross multiply
    36,188.36x = 49,940.92 × 20,272.47
  4. Step 4: Simplify right side
    36,188.36x = 1,012,425,802.47
  5. Step 5: Solve for x
    x = 1,012,425,802.47/36,188.36
  6. Step 6: Final answer
    x = 27,976.56

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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.