Home / 14,940.68-20,617.81-8,568.41

Finding the Fourth Proportional to 14,940.68, 20,617.81 and 8,568.41

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Solution

The fourth proportional to 14,940.68, 20,617.81 and 8,568.41 is: 11,824.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,940.68 : 20,617.81 = 8,568.41 : x
  2. Step 2: Convert to fraction form
    14,940.68/20,617.81 = 8,568.41/x
  3. Step 3: Cross multiply
    14,940.68x = 20,617.81 × 8,568.41
  4. Step 4: Simplify right side
    14,940.68x = 176,661,724.87
  5. Step 5: Solve for x
    x = 176,661,724.87/14,940.68
  6. Step 6: Final answer
    x = 11,824.21

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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.