Home / 13,230.94-19,843.53-6,650.14

Finding the Fourth Proportional to 13,230.94, 19,843.53 and 6,650.14

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Solution

The fourth proportional to 13,230.94, 19,843.53 and 6,650.14 is: 9,973.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,230.94 : 19,843.53 = 6,650.14 : x
  2. Step 2: Convert to fraction form
    13,230.94/19,843.53 = 6,650.14/x
  3. Step 3: Cross multiply
    13,230.94x = 19,843.53 × 6,650.14
  4. Step 4: Simplify right side
    13,230.94x = 131,962,252.59
  5. Step 5: Solve for x
    x = 131,962,252.59/13,230.94
  6. Step 6: Final answer
    x = 9,973.76

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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.