Home / 35,778.97-49,375.19-19,646.97

Finding the Fourth Proportional to 35,778.97, 49,375.19 and 19,646.97

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Solution

The fourth proportional to 35,778.97, 49,375.19 and 19,646.97 is: 27,112.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,778.97 : 49,375.19 = 19,646.97 : x
  2. Step 2: Convert to fraction form
    35,778.97/49,375.19 = 19,646.97/x
  3. Step 3: Cross multiply
    35,778.97x = 49,375.19 × 19,646.97
  4. Step 4: Simplify right side
    35,778.97x = 970,072,876.67
  5. Step 5: Solve for x
    x = 970,072,876.67/35,778.97
  6. Step 6: Final answer
    x = 27,112.93

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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.