Home / 33,815.70-46,675.71-21,878.73

Finding the Fourth Proportional to 33,815.70, 46,675.71 and 21,878.73

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Solution

The fourth proportional to 33,815.70, 46,675.71 and 21,878.73 is: 30,199.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,815.70 : 46,675.71 = 21,878.73 : x
  2. Step 2: Convert to fraction form
    33,815.70/46,675.71 = 21,878.73/x
  3. Step 3: Cross multiply
    33,815.70x = 46,675.71 × 21,878.73
  4. Step 4: Simplify right side
    33,815.70x = 1,021,205,256.65
  5. Step 5: Solve for x
    x = 1,021,205,256.65/33,815.70
  6. Step 6: Final answer
    x = 30,199.15

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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.