Home / 33,739.62-46,578.48-21,809.74

Finding the Fourth Proportional to 33,739.62, 46,578.48 and 21,809.74

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Solution

The fourth proportional to 33,739.62, 46,578.48 and 21,809.74 is: 30,108.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,739.62 : 46,578.48 = 21,809.74 : x
  2. Step 2: Convert to fraction form
    33,739.62/46,578.48 = 21,809.74/x
  3. Step 3: Cross multiply
    33,739.62x = 46,578.48 × 21,809.74
  4. Step 4: Simplify right side
    33,739.62x = 1,015,864,538.40
  5. Step 5: Solve for x
    x = 1,015,864,538.40/33,739.62
  6. Step 6: Final answer
    x = 30,108.95

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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.