Home / 13,203.39-19,786.44-6,950.79

Finding the Fourth Proportional to 13,203.39, 19,786.44 and 6,950.79

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Solution

The fourth proportional to 13,203.39, 19,786.44 and 6,950.79 is: 10,416.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,203.39 : 19,786.44 = 6,950.79 : x
  2. Step 2: Convert to fraction form
    13,203.39/19,786.44 = 6,950.79/x
  3. Step 3: Cross multiply
    13,203.39x = 19,786.44 × 6,950.79
  4. Step 4: Simplify right side
    13,203.39x = 137,531,389.29
  5. Step 5: Solve for x
    x = 137,531,389.29/13,203.39
  6. Step 6: Final answer
    x = 10,416.37

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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.