Home / 19,616.73-27,070.41-11,231.61

Finding the Fourth Proportional to 19,616.73, 27,070.41 and 11,231.61

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Solution

The fourth proportional to 19,616.73, 27,070.41 and 11,231.61 is: 15,499.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,616.73 : 27,070.41 = 11,231.61 : x
  2. Step 2: Convert to fraction form
    19,616.73/27,070.41 = 11,231.61/x
  3. Step 3: Cross multiply
    19,616.73x = 27,070.41 × 11,231.61
  4. Step 4: Simplify right side
    19,616.73x = 304,044,287.66
  5. Step 5: Solve for x
    x = 304,044,287.66/19,616.73
  6. Step 6: Final answer
    x = 15,499.23

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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.