Home / 34,268.36-51,399.41-12,080.57

Finding the Fourth Proportional to 34,268.36, 51,399.41 and 12,080.57

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Solution

The fourth proportional to 34,268.36, 51,399.41 and 12,080.57 is: 18,119.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,268.36 : 51,399.41 = 12,080.57 : x
  2. Step 2: Convert to fraction form
    34,268.36/51,399.41 = 12,080.57/x
  3. Step 3: Cross multiply
    34,268.36x = 51,399.41 × 12,080.57
  4. Step 4: Simplify right side
    34,268.36x = 620,933,853.06
  5. Step 5: Solve for x
    x = 620,933,853.06/34,268.36
  6. Step 6: Final answer
    x = 18,119.74

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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.