Home / 19,906.37-27,470.61-10,954.25

Finding the Fourth Proportional to 19,906.37, 27,470.61 and 10,954.25

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Solution

The fourth proportional to 19,906.37, 27,470.61 and 10,954.25 is: 15,116.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,906.37 : 27,470.61 = 10,954.25 : x
  2. Step 2: Convert to fraction form
    19,906.37/27,470.61 = 10,954.25/x
  3. Step 3: Cross multiply
    19,906.37x = 27,470.61 × 10,954.25
  4. Step 4: Simplify right side
    19,906.37x = 300,919,792.24
  5. Step 5: Solve for x
    x = 300,919,792.24/19,906.37
  6. Step 6: Final answer
    x = 15,116.76

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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.