Home / 33,928.88-46,821.13-21,004.73

Finding the Fourth Proportional to 33,928.88, 46,821.13 and 21,004.73

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Solution

The fourth proportional to 33,928.88, 46,821.13 and 21,004.73 is: 28,986.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,928.88 : 46,821.13 = 21,004.73 : x
  2. Step 2: Convert to fraction form
    33,928.88/46,821.13 = 21,004.73/x
  3. Step 3: Cross multiply
    33,928.88x = 46,821.13 × 21,004.73
  4. Step 4: Simplify right side
    33,928.88x = 983,465,193.94
  5. Step 5: Solve for x
    x = 983,465,193.94/33,928.88
  6. Step 6: Final answer
    x = 28,986.08

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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.