Home / 33,650.80-46,440-19,115.44

Finding the Fourth Proportional to 33,650.80, 46,440 and 19,115.44

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Solution

The fourth proportional to 33,650.80, 46,440 and 19,115.44 is: 26,380.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,650.80 : 46,440 = 19,115.44 : x
  2. Step 2: Convert to fraction form
    33,650.80/46,440 = 19,115.44/x
  3. Step 3: Cross multiply
    33,650.80x = 46,440 × 19,115.44
  4. Step 4: Simplify right side
    33,650.80x = 887,721,033.60
  5. Step 5: Solve for x
    x = 887,721,033.60/33,650.80
  6. Step 6: Final answer
    x = 26,380.38

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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.