Home / 38,744.04-53,464.41-21,745.38

Finding the Fourth Proportional to 38,744.04, 53,464.41 and 21,745.38

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Solution

The fourth proportional to 38,744.04, 53,464.41 and 21,745.38 is: 30,007.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,744.04 : 53,464.41 = 21,745.38 : x
  2. Step 2: Convert to fraction form
    38,744.04/53,464.41 = 21,745.38/x
  3. Step 3: Cross multiply
    38,744.04x = 53,464.41 × 21,745.38
  4. Step 4: Simplify right side
    38,744.04x = 1,162,603,911.93
  5. Step 5: Solve for x
    x = 1,162,603,911.93/38,744.04
  6. Step 6: Final answer
    x = 30,007.30

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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.