Home / 19,616.22-27,072.64-11,658.37

Finding the Fourth Proportional to 19,616.22, 27,072.64 and 11,658.37

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Solution

The fourth proportional to 19,616.22, 27,072.64 and 11,658.37 is: 16,089.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,616.22 : 27,072.64 = 11,658.37 : x
  2. Step 2: Convert to fraction form
    19,616.22/27,072.64 = 11,658.37/x
  3. Step 3: Cross multiply
    19,616.22x = 27,072.64 × 11,658.37
  4. Step 4: Simplify right side
    19,616.22x = 315,622,854.00
  5. Step 5: Solve for x
    x = 315,622,854.00/19,616.22
  6. Step 6: Final answer
    x = 16,089.89

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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.