Home / 19,992.13-27,591.56-11,608.63

Finding the Fourth Proportional to 19,992.13, 27,591.56 and 11,608.63

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Solution

The fourth proportional to 19,992.13, 27,591.56 and 11,608.63 is: 16,021.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,992.13 : 27,591.56 = 11,608.63 : x
  2. Step 2: Convert to fraction form
    19,992.13/27,591.56 = 11,608.63/x
  3. Step 3: Cross multiply
    19,992.13x = 27,591.56 × 11,608.63
  4. Step 4: Simplify right side
    19,992.13x = 320,300,211.16
  5. Step 5: Solve for x
    x = 320,300,211.16/19,992.13
  6. Step 6: Final answer
    x = 16,021.31

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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.