Home / 17,163.57-23,696.75-11,784.29

Finding the Fourth Proportional to 17,163.57, 23,696.75 and 11,784.29

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Solution

The fourth proportional to 17,163.57, 23,696.75 and 11,784.29 is: 16,269.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,163.57 : 23,696.75 = 11,784.29 : x
  2. Step 2: Convert to fraction form
    17,163.57/23,696.75 = 11,784.29/x
  3. Step 3: Cross multiply
    17,163.57x = 23,696.75 × 11,784.29
  4. Step 4: Simplify right side
    17,163.57x = 279,249,285.03
  5. Step 5: Solve for x
    x = 279,249,285.03/17,163.57
  6. Step 6: Final answer
    x = 16,269.88

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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.