Home / 15,872.82-23,806.94-11,114.55

Finding the Fourth Proportional to 15,872.82, 23,806.94 and 11,114.55

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Solution

The fourth proportional to 15,872.82, 23,806.94 and 11,114.55 is: 16,670.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,872.82 : 23,806.94 = 11,114.55 : x
  2. Step 2: Convert to fraction form
    15,872.82/23,806.94 = 11,114.55/x
  3. Step 3: Cross multiply
    15,872.82x = 23,806.94 × 11,114.55
  4. Step 4: Simplify right side
    15,872.82x = 264,603,369.40
  5. Step 5: Solve for x
    x = 264,603,369.40/15,872.82
  6. Step 6: Final answer
    x = 16,670.22

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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.