Home / 30,940.26-46,327.24-19,634.39

Finding the Fourth Proportional to 30,940.26, 46,327.24 and 19,634.39

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Solution

The fourth proportional to 30,940.26, 46,327.24 and 19,634.39 is: 29,398.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,940.26 : 46,327.24 = 19,634.39 : x
  2. Step 2: Convert to fraction form
    30,940.26/46,327.24 = 19,634.39/x
  3. Step 3: Cross multiply
    30,940.26x = 46,327.24 × 19,634.39
  4. Step 4: Simplify right side
    30,940.26x = 909,606,817.06
  5. Step 5: Solve for x
    x = 909,606,817.06/30,940.26
  6. Step 6: Final answer
    x = 29,398.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.