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Finding the Fourth Proportional to 33,980.91, 46,893.77 and 18,873.57

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Solution

The fourth proportional to 33,980.91, 46,893.77 and 18,873.57 is: 26,045.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,980.91 : 46,893.77 = 18,873.57 : x
  2. Step 2: Convert to fraction form
    33,980.91/46,893.77 = 18,873.57/x
  3. Step 3: Cross multiply
    33,980.91x = 46,893.77 × 18,873.57
  4. Step 4: Simplify right side
    33,980.91x = 885,052,850.66
  5. Step 5: Solve for x
    x = 885,052,850.66/33,980.91
  6. Step 6: Final answer
    x = 26,045.59

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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.