Home / 33,855.36-46,720.32-18,748.80

Finding the Fourth Proportional to 33,855.36, 46,720.32 and 18,748.80

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Solution

The fourth proportional to 33,855.36, 46,720.32 and 18,748.80 is: 25,873.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,855.36 : 46,720.32 = 18,748.80 : x
  2. Step 2: Convert to fraction form
    33,855.36/46,720.32 = 18,748.80/x
  3. Step 3: Cross multiply
    33,855.36x = 46,720.32 × 18,748.80
  4. Step 4: Simplify right side
    33,855.36x = 875,949,935.62
  5. Step 5: Solve for x
    x = 875,949,935.62/33,855.36
  6. Step 6: Final answer
    x = 25,873.30

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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.