Home / 35,921.66-49,571.42-19,788.64

Finding the Fourth Proportional to 35,921.66, 49,571.42 and 19,788.64

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Solution

The fourth proportional to 35,921.66, 49,571.42 and 19,788.64 is: 27,308.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,921.66 : 49,571.42 = 19,788.64 : x
  2. Step 2: Convert to fraction form
    35,921.66/49,571.42 = 19,788.64/x
  3. Step 3: Cross multiply
    35,921.66x = 49,571.42 × 19,788.64
  4. Step 4: Simplify right side
    35,921.66x = 980,950,761.80
  5. Step 5: Solve for x
    x = 980,950,761.80/35,921.66
  6. Step 6: Final answer
    x = 27,308.06

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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.