Home / 14,246.38-21,369.57-3,858.13

Finding the Fourth Proportional to 14,246.38, 21,369.57 and 3,858.13

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Solution

The fourth proportional to 14,246.38, 21,369.57 and 3,858.13 is: 5,787.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,246.38 : 21,369.57 = 3,858.13 : x
  2. Step 2: Convert to fraction form
    14,246.38/21,369.57 = 3,858.13/x
  3. Step 3: Cross multiply
    14,246.38x = 21,369.57 × 3,858.13
  4. Step 4: Simplify right side
    14,246.38x = 82,446,579.10
  5. Step 5: Solve for x
    x = 82,446,579.10/14,246.38
  6. Step 6: Final answer
    x = 5,787.20

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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.