Home / 12,050.45-18,072.15-4,653.19

Finding the Fourth Proportional to 12,050.45, 18,072.15 and 4,653.19

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Solution

The fourth proportional to 12,050.45, 18,072.15 and 4,653.19 is: 6,978.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,050.45 : 18,072.15 = 4,653.19 : x
  2. Step 2: Convert to fraction form
    12,050.45/18,072.15 = 4,653.19/x
  3. Step 3: Cross multiply
    12,050.45x = 18,072.15 × 4,653.19
  4. Step 4: Simplify right side
    12,050.45x = 84,093,147.66
  5. Step 5: Solve for x
    x = 84,093,147.66/12,050.45
  6. Step 6: Final answer
    x = 6,978.42

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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.