Home / 33,870.80-46,741.69-18,764.44

Finding the Fourth Proportional to 33,870.80, 46,741.69 and 18,764.44

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Solution

The fourth proportional to 33,870.80, 46,741.69 and 18,764.44 is: 25,894.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,870.80 : 46,741.69 = 18,764.44 : x
  2. Step 2: Convert to fraction form
    33,870.80/46,741.69 = 18,764.44/x
  3. Step 3: Cross multiply
    33,870.80x = 46,741.69 × 18,764.44
  4. Step 4: Simplify right side
    33,870.80x = 877,081,309.97
  5. Step 5: Solve for x
    x = 877,081,309.97/33,870.80
  6. Step 6: Final answer
    x = 25,894.91

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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.