Home / 33,689.80-46,481.56-19,539.91

Finding the Fourth Proportional to 33,689.80, 46,481.56 and 19,539.91

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Solution

The fourth proportional to 33,689.80, 46,481.56 and 19,539.91 is: 26,959.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,689.80 : 46,481.56 = 19,539.91 : x
  2. Step 2: Convert to fraction form
    33,689.80/46,481.56 = 19,539.91/x
  3. Step 3: Cross multiply
    33,689.80x = 46,481.56 × 19,539.91
  4. Step 4: Simplify right side
    33,689.80x = 908,245,499.06
  5. Step 5: Solve for x
    x = 908,245,499.06/33,689.80
  6. Step 6: Final answer
    x = 26,959.06

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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.