Home / 14,637.15-20,198.82-8,263.98

Finding the Fourth Proportional to 14,637.15, 20,198.82 and 8,263.98

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Solution

The fourth proportional to 14,637.15, 20,198.82 and 8,263.98 is: 11,404.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,637.15 : 20,198.82 = 8,263.98 : x
  2. Step 2: Convert to fraction form
    14,637.15/20,198.82 = 8,263.98/x
  3. Step 3: Cross multiply
    14,637.15x = 20,198.82 × 8,263.98
  4. Step 4: Simplify right side
    14,637.15x = 166,922,644.50
  5. Step 5: Solve for x
    x = 166,922,644.50/14,637.15
  6. Step 6: Final answer
    x = 11,404.04

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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.