Home / 33,860.94-46,712.58-21,928.12

Finding the Fourth Proportional to 33,860.94, 46,712.58 and 21,928.12

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Solution

The fourth proportional to 33,860.94, 46,712.58 and 21,928.12 is: 30,250.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,860.94 : 46,712.58 = 21,928.12 : x
  2. Step 2: Convert to fraction form
    33,860.94/46,712.58 = 21,928.12/x
  3. Step 3: Cross multiply
    33,860.94x = 46,712.58 × 21,928.12
  4. Step 4: Simplify right side
    33,860.94x = 1,024,319,059.75
  5. Step 5: Solve for x
    x = 1,024,319,059.75/33,860.94
  6. Step 6: Final answer
    x = 30,250.76

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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.