Home / 39,063.50-53,907.64-22,067.78

Finding the Fourth Proportional to 39,063.50, 53,907.64 and 22,067.78

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Solution

The fourth proportional to 39,063.50, 53,907.64 and 22,067.78 is: 30,453.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,063.50 : 53,907.64 = 22,067.78 : x
  2. Step 2: Convert to fraction form
    39,063.50/53,907.64 = 22,067.78/x
  3. Step 3: Cross multiply
    39,063.50x = 53,907.64 × 22,067.78
  4. Step 4: Simplify right side
    39,063.50x = 1,189,621,939.84
  5. Step 5: Solve for x
    x = 1,189,621,939.84/39,063.50
  6. Step 6: Final answer
    x = 30,453.54

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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.