Home / 27,596.29-38,083.77-15,660.13

Finding the Fourth Proportional to 27,596.29, 38,083.77 and 15,660.13

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Solution

The fourth proportional to 27,596.29, 38,083.77 and 15,660.13 is: 21,611.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,596.29 : 38,083.77 = 15,660.13 : x
  2. Step 2: Convert to fraction form
    27,596.29/38,083.77 = 15,660.13/x
  3. Step 3: Cross multiply
    27,596.29x = 38,083.77 × 15,660.13
  4. Step 4: Simplify right side
    27,596.29x = 596,396,789.09
  5. Step 5: Solve for x
    x = 596,396,789.09/27,596.29
  6. Step 6: Final answer
    x = 21,611.48

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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.