Home / 12,864.24-19,284.03-4,093.44

Finding the Fourth Proportional to 12,864.24, 19,284.03 and 4,093.44

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Solution

The fourth proportional to 12,864.24, 19,284.03 and 4,093.44 is: 6,136.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,864.24 : 19,284.03 = 4,093.44 : x
  2. Step 2: Convert to fraction form
    12,864.24/19,284.03 = 4,093.44/x
  3. Step 3: Cross multiply
    12,864.24x = 19,284.03 × 4,093.44
  4. Step 4: Simplify right side
    12,864.24x = 78,938,019.76
  5. Step 5: Solve for x
    x = 78,938,019.76/12,864.24
  6. Step 6: Final answer
    x = 6,136.24

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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.