Home / 19,913.96-29,863.26-6,763.24

Finding the Fourth Proportional to 19,913.96, 29,863.26 and 6,763.24

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Solution

The fourth proportional to 19,913.96, 29,863.26 and 6,763.24 is: 10,142.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,913.96 : 29,863.26 = 6,763.24 : x
  2. Step 2: Convert to fraction form
    19,913.96/29,863.26 = 6,763.24/x
  3. Step 3: Cross multiply
    19,913.96x = 29,863.26 × 6,763.24
  4. Step 4: Simplify right side
    19,913.96x = 201,972,394.56
  5. Step 5: Solve for x
    x = 201,972,394.56/19,913.96
  6. Step 6: Final answer
    x = 10,142.25

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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.