Home / 33,517.37-46,215.64-21,401.39

Finding the Fourth Proportional to 33,517.37, 46,215.64 and 21,401.39

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Solution

The fourth proportional to 33,517.37, 46,215.64 and 21,401.39 is: 29,509.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,517.37 : 46,215.64 = 21,401.39 : x
  2. Step 2: Convert to fraction form
    33,517.37/46,215.64 = 21,401.39/x
  3. Step 3: Cross multiply
    33,517.37x = 46,215.64 × 21,401.39
  4. Step 4: Simplify right side
    33,517.37x = 989,079,078.03
  5. Step 5: Solve for x
    x = 989,079,078.03/33,517.37
  6. Step 6: Final answer
    x = 29,509.45

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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.