Home / 17,131.36-25,687.32-10,210.72

Finding the Fourth Proportional to 17,131.36, 25,687.32 and 10,210.72

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Solution

The fourth proportional to 17,131.36, 25,687.32 and 10,210.72 is: 15,310.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,131.36 : 25,687.32 = 10,210.72 : x
  2. Step 2: Convert to fraction form
    17,131.36/25,687.32 = 10,210.72/x
  3. Step 3: Cross multiply
    17,131.36x = 25,687.32 × 10,210.72
  4. Step 4: Simplify right side
    17,131.36x = 262,286,032.07
  5. Step 5: Solve for x
    x = 262,286,032.07/17,131.36
  6. Step 6: Final answer
    x = 15,310.29

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.