Home / 19,964.67-27,550.75-11,011.99

Finding the Fourth Proportional to 19,964.67, 27,550.75 and 11,011.99

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Solution

The fourth proportional to 19,964.67, 27,550.75 and 11,011.99 is: 15,196.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,964.67 : 27,550.75 = 11,011.99 : x
  2. Step 2: Convert to fraction form
    19,964.67/27,550.75 = 11,011.99/x
  3. Step 3: Cross multiply
    19,964.67x = 27,550.75 × 11,011.99
  4. Step 4: Simplify right side
    19,964.67x = 303,388,583.49
  5. Step 5: Solve for x
    x = 303,388,583.49/19,964.67
  6. Step 6: Final answer
    x = 15,196.27

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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.