Home / 12,850.08-19,269.36-4,083.36

Finding the Fourth Proportional to 12,850.08, 19,269.36 and 4,083.36

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Solution

The fourth proportional to 12,850.08, 19,269.36 and 4,083.36 is: 6,123.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,850.08 : 19,269.36 = 4,083.36 : x
  2. Step 2: Convert to fraction form
    12,850.08/19,269.36 = 4,083.36/x
  3. Step 3: Cross multiply
    12,850.08x = 19,269.36 × 4,083.36
  4. Step 4: Simplify right side
    12,850.08x = 78,683,733.85
  5. Step 5: Solve for x
    x = 78,683,733.85/12,850.08
  6. Step 6: Final answer
    x = 6,123.21

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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.