Home / 33,940.98-46,840.41-20,512.17

Finding the Fourth Proportional to 33,940.98, 46,840.41 and 20,512.17

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Solution

The fourth proportional to 33,940.98, 46,840.41 and 20,512.17 is: 28,307.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,940.98 : 46,840.41 = 20,512.17 : x
  2. Step 2: Convert to fraction form
    33,940.98/46,840.41 = 20,512.17/x
  3. Step 3: Cross multiply
    33,940.98x = 46,840.41 × 20,512.17
  4. Step 4: Simplify right side
    33,940.98x = 960,798,452.79
  5. Step 5: Solve for x
    x = 960,798,452.79/33,940.98
  6. Step 6: Final answer
    x = 28,307.92

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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.