Home / 29,899.31-44,851.14-12,121.43

Finding the Fourth Proportional to 29,899.31, 44,851.14 and 12,121.43

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Solution

The fourth proportional to 29,899.31, 44,851.14 and 12,121.43 is: 18,183.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,899.31 : 44,851.14 = 12,121.43 : x
  2. Step 2: Convert to fraction form
    29,899.31/44,851.14 = 12,121.43/x
  3. Step 3: Cross multiply
    29,899.31x = 44,851.14 × 12,121.43
  4. Step 4: Simplify right side
    29,899.31x = 543,659,729.67
  5. Step 5: Solve for x
    x = 543,659,729.67/29,899.31
  6. Step 6: Final answer
    x = 18,183.02

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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.