Home / 21,352.18-32,029.44-8,873.46

Finding the Fourth Proportional to 21,352.18, 32,029.44 and 8,873.46

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Solution

The fourth proportional to 21,352.18, 32,029.44 and 8,873.46 is: 13,310.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,352.18 : 32,029.44 = 8,873.46 : x
  2. Step 2: Convert to fraction form
    21,352.18/32,029.44 = 8,873.46/x
  3. Step 3: Cross multiply
    21,352.18x = 32,029.44 × 8,873.46
  4. Step 4: Simplify right side
    21,352.18x = 284,211,954.66
  5. Step 5: Solve for x
    x = 284,211,954.66/21,352.18
  6. Step 6: Final answer
    x = 13,310.68

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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.