Home / 33,519.98-46,260.05-20,775.66

Finding the Fourth Proportional to 33,519.98, 46,260.05 and 20,775.66

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Solution

The fourth proportional to 33,519.98, 46,260.05 and 20,775.66 is: 28,671.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,519.98 : 46,260.05 = 20,775.66 : x
  2. Step 2: Convert to fraction form
    33,519.98/46,260.05 = 20,775.66/x
  3. Step 3: Cross multiply
    33,519.98x = 46,260.05 × 20,775.66
  4. Step 4: Simplify right side
    33,519.98x = 961,083,070.38
  5. Step 5: Solve for x
    x = 961,083,070.38/33,519.98
  6. Step 6: Final answer
    x = 28,671.95

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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.