Home / 13,227.09-19,838.44-3,864.88

Finding the Fourth Proportional to 13,227.09, 19,838.44 and 3,864.88

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Solution

The fourth proportional to 13,227.09, 19,838.44 and 3,864.88 is: 5,796.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,227.09 : 19,838.44 = 3,864.88 : x
  2. Step 2: Convert to fraction form
    13,227.09/19,838.44 = 3,864.88/x
  3. Step 3: Cross multiply
    13,227.09x = 19,838.44 × 3,864.88
  4. Step 4: Simplify right side
    13,227.09x = 76,673,189.99
  5. Step 5: Solve for x
    x = 76,673,189.99/13,227.09
  6. Step 6: Final answer
    x = 5,796.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.