Home / 33,821.22-46,684.80-19,685.94

Finding the Fourth Proportional to 33,821.22, 46,684.80 and 19,685.94

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Solution

The fourth proportional to 33,821.22, 46,684.80 and 19,685.94 is: 27,173.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,821.22 : 46,684.80 = 19,685.94 : x
  2. Step 2: Convert to fraction form
    33,821.22/46,684.80 = 19,685.94/x
  3. Step 3: Cross multiply
    33,821.22x = 46,684.80 × 19,685.94
  4. Step 4: Simplify right side
    33,821.22x = 919,034,171.71
  5. Step 5: Solve for x
    x = 919,034,171.71/33,821.22
  6. Step 6: Final answer
    x = 27,173.30

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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.