Home / 14,650.98-20,218.26-7,936.73

Finding the Fourth Proportional to 14,650.98, 20,218.26 and 7,936.73

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Solution

The fourth proportional to 14,650.98, 20,218.26 and 7,936.73 is: 10,952.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,650.98 : 20,218.26 = 7,936.73 : x
  2. Step 2: Convert to fraction form
    14,650.98/20,218.26 = 7,936.73/x
  3. Step 3: Cross multiply
    14,650.98x = 20,218.26 × 7,936.73
  4. Step 4: Simplify right side
    14,650.98x = 160,466,951.00
  5. Step 5: Solve for x
    x = 160,466,951.00/14,650.98
  6. Step 6: Final answer
    x = 10,952.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.