Home / 14,556.09-21,815.87-6,226.31

Finding the Fourth Proportional to 14,556.09, 21,815.87 and 6,226.31

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Solution

The fourth proportional to 14,556.09, 21,815.87 and 6,226.31 is: 9,331.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,556.09 : 21,815.87 = 6,226.31 : x
  2. Step 2: Convert to fraction form
    14,556.09/21,815.87 = 6,226.31/x
  3. Step 3: Cross multiply
    14,556.09x = 21,815.87 × 6,226.31
  4. Step 4: Simplify right side
    14,556.09x = 135,832,369.54
  5. Step 5: Solve for x
    x = 135,832,369.54/14,556.09
  6. Step 6: Final answer
    x = 9,331.65

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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.