Home / 19,480.40-26,883.24-11,096.72

Finding the Fourth Proportional to 19,480.40, 26,883.24 and 11,096.72

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Solution

The fourth proportional to 19,480.40, 26,883.24 and 11,096.72 is: 15,313.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,480.40 : 26,883.24 = 11,096.72 : x
  2. Step 2: Convert to fraction form
    19,480.40/26,883.24 = 11,096.72/x
  3. Step 3: Cross multiply
    19,480.40x = 26,883.24 × 11,096.72
  4. Step 4: Simplify right side
    19,480.40x = 298,315,786.97
  5. Step 5: Solve for x
    x = 298,315,786.97/19,480.40
  6. Step 6: Final answer
    x = 15,313.64

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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.