Home / 33,727.30-46,542.45-18,619.64

Finding the Fourth Proportional to 33,727.30, 46,542.45 and 18,619.64

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Solution

The fourth proportional to 33,727.30, 46,542.45 and 18,619.64 is: 25,694.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,727.30 : 46,542.45 = 18,619.64 : x
  2. Step 2: Convert to fraction form
    33,727.30/46,542.45 = 18,619.64/x
  3. Step 3: Cross multiply
    33,727.30x = 46,542.45 × 18,619.64
  4. Step 4: Simplify right side
    33,727.30x = 866,603,337.91
  5. Step 5: Solve for x
    x = 866,603,337.91/33,727.30
  6. Step 6: Final answer
    x = 25,694.42

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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.