Home / 20,047.37-27,662.51-11,094.75

Finding the Fourth Proportional to 20,047.37, 27,662.51 and 11,094.75

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Solution

The fourth proportional to 20,047.37, 27,662.51 and 11,094.75 is: 15,309.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,047.37 : 27,662.51 = 11,094.75 : x
  2. Step 2: Convert to fraction form
    20,047.37/27,662.51 = 11,094.75/x
  3. Step 3: Cross multiply
    20,047.37x = 27,662.51 × 11,094.75
  4. Step 4: Simplify right side
    20,047.37x = 306,908,660.56
  5. Step 5: Solve for x
    x = 306,908,660.56/20,047.37
  6. Step 6: Final answer
    x = 15,309.18

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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.