Home / 14,027.85-21,029.99-6,124.36

Finding the Fourth Proportional to 14,027.85, 21,029.99 and 6,124.36

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Solution

The fourth proportional to 14,027.85, 21,029.99 and 6,124.36 is: 9,181.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,027.85 : 21,029.99 = 6,124.36 : x
  2. Step 2: Convert to fraction form
    14,027.85/21,029.99 = 6,124.36/x
  3. Step 3: Cross multiply
    14,027.85x = 21,029.99 × 6,124.36
  4. Step 4: Simplify right side
    14,027.85x = 128,795,229.56
  5. Step 5: Solve for x
    x = 128,795,229.56/14,027.85
  6. Step 6: Final answer
    x = 9,181.39

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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.