Home / 29,121.54-43,683.30-8,059.83

Finding the Fourth Proportional to 29,121.54, 43,683.30 and 8,059.83

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Solution

The fourth proportional to 29,121.54, 43,683.30 and 8,059.83 is: 12,090.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,121.54 : 43,683.30 = 8,059.83 : x
  2. Step 2: Convert to fraction form
    29,121.54/43,683.30 = 8,059.83/x
  3. Step 3: Cross multiply
    29,121.54x = 43,683.30 × 8,059.83
  4. Step 4: Simplify right side
    29,121.54x = 352,079,971.84
  5. Step 5: Solve for x
    x = 352,079,971.84/29,121.54
  6. Step 6: Final answer
    x = 12,090.02

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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.