Home / 20,170.37-27,835.79-11,096.11

Finding the Fourth Proportional to 20,170.37, 27,835.79 and 11,096.11

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Solution

The fourth proportional to 20,170.37, 27,835.79 and 11,096.11 is: 15,313.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,170.37 : 27,835.79 = 11,096.11 : x
  2. Step 2: Convert to fraction form
    20,170.37/27,835.79 = 11,096.11/x
  3. Step 3: Cross multiply
    20,170.37x = 27,835.79 × 11,096.11
  4. Step 4: Simplify right side
    20,170.37x = 308,868,967.09
  5. Step 5: Solve for x
    x = 308,868,967.09/20,170.37
  6. Step 6: Final answer
    x = 15,313.00

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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.