Home / 23,786.68-35,681.57-7,990.46

Finding the Fourth Proportional to 23,786.68, 35,681.57 and 7,990.46

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Solution

The fourth proportional to 23,786.68, 35,681.57 and 7,990.46 is: 11,986.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,786.68 : 35,681.57 = 7,990.46 : x
  2. Step 2: Convert to fraction form
    23,786.68/35,681.57 = 7,990.46/x
  3. Step 3: Cross multiply
    23,786.68x = 35,681.57 × 7,990.46
  4. Step 4: Simplify right side
    23,786.68x = 285,112,157.82
  5. Step 5: Solve for x
    x = 285,112,157.82/23,786.68
  6. Step 6: Final answer
    x = 11,986.21

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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.