Home / 20,293.54-27,997.70-11,795.22

Finding the Fourth Proportional to 20,293.54, 27,997.70 and 11,795.22

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Solution

The fourth proportional to 20,293.54, 27,997.70 and 11,795.22 is: 16,273.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,293.54 : 27,997.70 = 11,795.22 : x
  2. Step 2: Convert to fraction form
    20,293.54/27,997.70 = 11,795.22/x
  3. Step 3: Cross multiply
    20,293.54x = 27,997.70 × 11,795.22
  4. Step 4: Simplify right side
    20,293.54x = 330,239,038.37
  5. Step 5: Solve for x
    x = 330,239,038.37/20,293.54
  6. Step 6: Final answer
    x = 16,273.11

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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.