Home / 33,855.87-46,721.41-18,748.77

Finding the Fourth Proportional to 33,855.87, 46,721.41 and 18,748.77

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Solution

The fourth proportional to 33,855.87, 46,721.41 and 18,748.77 is: 25,873.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,855.87 : 46,721.41 = 18,748.77 : x
  2. Step 2: Convert to fraction form
    33,855.87/46,721.41 = 18,748.77/x
  3. Step 3: Cross multiply
    33,855.87x = 46,721.41 × 18,748.77
  4. Step 4: Simplify right side
    33,855.87x = 875,968,748.09
  5. Step 5: Solve for x
    x = 875,968,748.09/33,855.87
  6. Step 6: Final answer
    x = 25,873.46

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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.