Home / 13,682.62-18,844.27-11,793.51

Finding the Fourth Proportional to 13,682.62, 18,844.27 and 11,793.51

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Solution

The fourth proportional to 13,682.62, 18,844.27 and 11,793.51 is: 16,242.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,682.62 : 18,844.27 = 11,793.51 : x
  2. Step 2: Convert to fraction form
    13,682.62/18,844.27 = 11,793.51/x
  3. Step 3: Cross multiply
    13,682.62x = 18,844.27 × 11,793.51
  4. Step 4: Simplify right side
    13,682.62x = 222,240,057.20
  5. Step 5: Solve for x
    x = 222,240,057.20/13,682.62
  6. Step 6: Final answer
    x = 16,242.51

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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.