Home / 20,236.24-27,926.04-11,739.98

Finding the Fourth Proportional to 20,236.24, 27,926.04 and 11,739.98

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Solution

The fourth proportional to 20,236.24, 27,926.04 and 11,739.98 is: 16,201.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,236.24 : 27,926.04 = 11,739.98 : x
  2. Step 2: Convert to fraction form
    20,236.24/27,926.04 = 11,739.98/x
  3. Step 3: Cross multiply
    20,236.24x = 27,926.04 × 11,739.98
  4. Step 4: Simplify right side
    20,236.24x = 327,851,151.08
  5. Step 5: Solve for x
    x = 327,851,151.08/20,236.24
  6. Step 6: Final answer
    x = 16,201.19

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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.