Home / 33,401.66-46,072.12-21,480.08

Finding the Fourth Proportional to 33,401.66, 46,072.12 and 21,480.08

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Solution

The fourth proportional to 33,401.66, 46,072.12 and 21,480.08 is: 29,628.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,401.66 : 46,072.12 = 21,480.08 : x
  2. Step 2: Convert to fraction form
    33,401.66/46,072.12 = 21,480.08/x
  3. Step 3: Cross multiply
    33,401.66x = 46,072.12 × 21,480.08
  4. Step 4: Simplify right side
    33,401.66x = 989,632,823.37
  5. Step 5: Solve for x
    x = 989,632,823.37/33,401.66
  6. Step 6: Final answer
    x = 29,628.25

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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.