Home / 19,226.49-28,842.81-8,133.27

Finding the Fourth Proportional to 19,226.49, 28,842.81 and 8,133.27

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Solution

The fourth proportional to 19,226.49, 28,842.81 and 8,133.27 is: 12,201.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,226.49 : 28,842.81 = 8,133.27 : x
  2. Step 2: Convert to fraction form
    19,226.49/28,842.81 = 8,133.27/x
  3. Step 3: Cross multiply
    19,226.49x = 28,842.81 × 8,133.27
  4. Step 4: Simplify right side
    19,226.49x = 234,586,361.29
  5. Step 5: Solve for x
    x = 234,586,361.29/19,226.49
  6. Step 6: Final answer
    x = 12,201.21

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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.