Home / 33,780.38-46,616.99-18,876.38

Finding the Fourth Proportional to 33,780.38, 46,616.99 and 18,876.38

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Solution

The fourth proportional to 33,780.38, 46,616.99 and 18,876.38 is: 26,049.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,780.38 : 46,616.99 = 18,876.38 : x
  2. Step 2: Convert to fraction form
    33,780.38/46,616.99 = 18,876.38/x
  3. Step 3: Cross multiply
    33,780.38x = 46,616.99 × 18,876.38
  4. Step 4: Simplify right side
    33,780.38x = 879,959,690.23
  5. Step 5: Solve for x
    x = 879,959,690.23/33,780.38
  6. Step 6: Final answer
    x = 26,049.44

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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.