Home / 14,998.26-20,696.31-8,283.90

Finding the Fourth Proportional to 14,998.26, 20,696.31 and 8,283.90

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Solution

The fourth proportional to 14,998.26, 20,696.31 and 8,283.90 is: 11,431.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,998.26 : 20,696.31 = 8,283.90 : x
  2. Step 2: Convert to fraction form
    14,998.26/20,696.31 = 8,283.90/x
  3. Step 3: Cross multiply
    14,998.26x = 20,696.31 × 8,283.90
  4. Step 4: Simplify right side
    14,998.26x = 171,446,162.41
  5. Step 5: Solve for x
    x = 171,446,162.41/14,998.26
  6. Step 6: Final answer
    x = 11,431.07

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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.