Home / 34,079.67-51,055.11-19,299.20

Finding the Fourth Proportional to 34,079.67, 51,055.11 and 19,299.20

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Solution

The fourth proportional to 34,079.67, 51,055.11 and 19,299.20 is: 28,912.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,079.67 : 51,055.11 = 19,299.20 : x
  2. Step 2: Convert to fraction form
    34,079.67/51,055.11 = 19,299.20/x
  3. Step 3: Cross multiply
    34,079.67x = 51,055.11 × 19,299.20
  4. Step 4: Simplify right side
    34,079.67x = 985,322,523.64
  5. Step 5: Solve for x
    x = 985,322,523.64/34,079.67
  6. Step 6: Final answer
    x = 28,912.33

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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.