Home / 17,081.10-23,581.20-11,804.28

Finding the Fourth Proportional to 17,081.10, 23,581.20 and 11,804.28

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Solution

The fourth proportional to 17,081.10, 23,581.20 and 11,804.28 is: 16,296.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,081.10 : 23,581.20 = 11,804.28 : x
  2. Step 2: Convert to fraction form
    17,081.10/23,581.20 = 11,804.28/x
  3. Step 3: Cross multiply
    17,081.10x = 23,581.20 × 11,804.28
  4. Step 4: Simplify right side
    17,081.10x = 278,359,087.54
  5. Step 5: Solve for x
    x = 278,359,087.54/17,081.10
  6. Step 6: Final answer
    x = 16,296.32

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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.