Home / 13,224.45-19,822.68-6,198.57

Finding the Fourth Proportional to 13,224.45, 19,822.68 and 6,198.57

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Solution

The fourth proportional to 13,224.45, 19,822.68 and 6,198.57 is: 9,291.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,224.45 : 19,822.68 = 6,198.57 : x
  2. Step 2: Convert to fraction form
    13,224.45/19,822.68 = 6,198.57/x
  3. Step 3: Cross multiply
    13,224.45x = 19,822.68 × 6,198.57
  4. Step 4: Simplify right side
    13,224.45x = 122,872,269.57
  5. Step 5: Solve for x
    x = 122,872,269.57/13,224.45
  6. Step 6: Final answer
    x = 9,291.30

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1.5x scale

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.