Home / 20,090.94-27,725.19-11,593.07

Finding the Fourth Proportional to 20,090.94, 27,725.19 and 11,593.07

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Solution

The fourth proportional to 20,090.94, 27,725.19 and 11,593.07 is: 15,998.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,090.94 : 27,725.19 = 11,593.07 : x
  2. Step 2: Convert to fraction form
    20,090.94/27,725.19 = 11,593.07/x
  3. Step 3: Cross multiply
    20,090.94x = 27,725.19 × 11,593.07
  4. Step 4: Simplify right side
    20,090.94x = 321,419,929.81
  5. Step 5: Solve for x
    x = 321,419,929.81/20,090.94
  6. Step 6: Final answer
    x = 15,998.25

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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.