Home / 21,352.10-32,029.31-8,873.37

Finding the Fourth Proportional to 21,352.10, 32,029.31 and 8,873.37

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Solution

The fourth proportional to 21,352.10, 32,029.31 and 8,873.37 is: 13,310.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,352.10 : 32,029.31 = 8,873.37 : x
  2. Step 2: Convert to fraction form
    21,352.10/32,029.31 = 8,873.37/x
  3. Step 3: Cross multiply
    21,352.10x = 32,029.31 × 8,873.37
  4. Step 4: Simplify right side
    21,352.10x = 284,207,940.66
  5. Step 5: Solve for x
    x = 284,207,940.66/21,352.10
  6. Step 6: Final answer
    x = 13,310.54

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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.