Home / 27,769.77-38,323.26-15,194.52

Finding the Fourth Proportional to 27,769.77, 38,323.26 and 15,194.52

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Solution

The fourth proportional to 27,769.77, 38,323.26 and 15,194.52 is: 20,968.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,769.77 : 38,323.26 = 15,194.52 : x
  2. Step 2: Convert to fraction form
    27,769.77/38,323.26 = 15,194.52/x
  3. Step 3: Cross multiply
    27,769.77x = 38,323.26 × 15,194.52
  4. Step 4: Simplify right side
    27,769.77x = 582,303,540.54
  5. Step 5: Solve for x
    x = 582,303,540.54/27,769.77
  6. Step 6: Final answer
    x = 20,968.97

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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.