Home / 33,326.38-45,991.80-19,179.28

Finding the Fourth Proportional to 33,326.38, 45,991.80 and 19,179.28

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Solution

The fourth proportional to 33,326.38, 45,991.80 and 19,179.28 is: 26,468.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,326.38 : 45,991.80 = 19,179.28 : x
  2. Step 2: Convert to fraction form
    33,326.38/45,991.80 = 19,179.28/x
  3. Step 3: Cross multiply
    33,326.38x = 45,991.80 × 19,179.28
  4. Step 4: Simplify right side
    33,326.38x = 882,089,609.90
  5. Step 5: Solve for x
    x = 882,089,609.90/33,326.38
  6. Step 6: Final answer
    x = 26,468.21

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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.