Home / 19,583.91-27,028.76-11,628.09

Finding the Fourth Proportional to 19,583.91, 27,028.76 and 11,628.09

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Solution

The fourth proportional to 19,583.91, 27,028.76 and 11,628.09 is: 16,048.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,583.91 : 27,028.76 = 11,628.09 : x
  2. Step 2: Convert to fraction form
    19,583.91/27,028.76 = 11,628.09/x
  3. Step 3: Cross multiply
    19,583.91x = 27,028.76 × 11,628.09
  4. Step 4: Simplify right side
    19,583.91x = 314,292,795.73
  5. Step 5: Solve for x
    x = 314,292,795.73/19,583.91
  6. Step 6: Final answer
    x = 16,048.52

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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.