Home / 34,369.26-51,558.14-12,178.09

Finding the Fourth Proportional to 34,369.26, 51,558.14 and 12,178.09

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Solution

The fourth proportional to 34,369.26, 51,558.14 and 12,178.09 is: 18,268.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,369.26 : 51,558.14 = 12,178.09 : x
  2. Step 2: Convert to fraction form
    34,369.26/51,558.14 = 12,178.09/x
  3. Step 3: Cross multiply
    34,369.26x = 51,558.14 × 12,178.09
  4. Step 4: Simplify right side
    34,369.26x = 627,879,669.15
  5. Step 5: Solve for x
    x = 627,879,669.15/34,369.26
  6. Step 6: Final answer
    x = 18,268.64

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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.