Home / 16,020.40-23,998.20-9,086.80

Finding the Fourth Proportional to 16,020.40, 23,998.20 and 9,086.80

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Solution

The fourth proportional to 16,020.40, 23,998.20 and 9,086.80 is: 13,611.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,020.40 : 23,998.20 = 9,086.80 : x
  2. Step 2: Convert to fraction form
    16,020.40/23,998.20 = 9,086.80/x
  3. Step 3: Cross multiply
    16,020.40x = 23,998.20 × 9,086.80
  4. Step 4: Simplify right side
    16,020.40x = 218,066,843.76
  5. Step 5: Solve for x
    x = 218,066,843.76/16,020.40
  6. Step 6: Final answer
    x = 13,611.82

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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.