Home / 27,633.07-38,132.44-15,696.37

Finding the Fourth Proportional to 27,633.07, 38,132.44 and 15,696.37

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Solution

The fourth proportional to 27,633.07, 38,132.44 and 15,696.37 is: 21,660.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,633.07 : 38,132.44 = 15,696.37 : x
  2. Step 2: Convert to fraction form
    27,633.07/38,132.44 = 15,696.37/x
  3. Step 3: Cross multiply
    27,633.07x = 38,132.44 × 15,696.37
  4. Step 4: Simplify right side
    27,633.07x = 598,540,887.24
  5. Step 5: Solve for x
    x = 598,540,887.24/27,633.07
  6. Step 6: Final answer
    x = 21,660.31

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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.