Home / 21,766.36-32,648.46-6,181.96

Finding the Fourth Proportional to 21,766.36, 32,648.46 and 6,181.96

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Solution

The fourth proportional to 21,766.36, 32,648.46 and 6,181.96 is: 9,272.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,766.36 : 32,648.46 = 6,181.96 : x
  2. Step 2: Convert to fraction form
    21,766.36/32,648.46 = 6,181.96/x
  3. Step 3: Cross multiply
    21,766.36x = 32,648.46 × 6,181.96
  4. Step 4: Simplify right side
    21,766.36x = 201,831,473.78
  5. Step 5: Solve for x
    x = 201,831,473.78/21,766.36
  6. Step 6: Final answer
    x = 9,272.63

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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.