Home / 33,272.08-45,921.42-19,844.20

Finding the Fourth Proportional to 33,272.08, 45,921.42 and 19,844.20

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Solution

The fourth proportional to 33,272.08, 45,921.42 and 19,844.20 is: 27,388.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,272.08 : 45,921.42 = 19,844.20 : x
  2. Step 2: Convert to fraction form
    33,272.08/45,921.42 = 19,844.20/x
  3. Step 3: Cross multiply
    33,272.08x = 45,921.42 × 19,844.20
  4. Step 4: Simplify right side
    33,272.08x = 911,273,842.76
  5. Step 5: Solve for x
    x = 911,273,842.76/33,272.08
  6. Step 6: Final answer
    x = 27,388.54

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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.