Home / 19,960.32-27,544.76-11,007.64

Finding the Fourth Proportional to 19,960.32, 27,544.76 and 11,007.64

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Solution

The fourth proportional to 19,960.32, 27,544.76 and 11,007.64 is: 15,190.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,960.32 : 27,544.76 = 11,007.64 : x
  2. Step 2: Convert to fraction form
    19,960.32/27,544.76 = 11,007.64/x
  3. Step 3: Cross multiply
    19,960.32x = 27,544.76 × 11,007.64
  4. Step 4: Simplify right side
    19,960.32x = 303,202,801.97
  5. Step 5: Solve for x
    x = 303,202,801.97/19,960.32
  6. Step 6: Final answer
    x = 15,190.28

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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.