Home / 16,745.36-23,107.56-9,670.64

Finding the Fourth Proportional to 16,745.36, 23,107.56 and 9,670.64

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Solution

The fourth proportional to 16,745.36, 23,107.56 and 9,670.64 is: 13,344.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,745.36 : 23,107.56 = 9,670.64 : x
  2. Step 2: Convert to fraction form
    16,745.36/23,107.56 = 9,670.64/x
  3. Step 3: Cross multiply
    16,745.36x = 23,107.56 × 9,670.64
  4. Step 4: Simplify right side
    16,745.36x = 223,464,894.04
  5. Step 5: Solve for x
    x = 223,464,894.04/16,745.36
  6. Step 6: Final answer
    x = 13,344.88

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.