Home / 33,181.20-45,796.32-19,043.28

Finding the Fourth Proportional to 33,181.20, 45,796.32 and 19,043.28

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Solution

The fourth proportional to 33,181.20, 45,796.32 and 19,043.28 is: 26,283.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,181.20 : 45,796.32 = 19,043.28 : x
  2. Step 2: Convert to fraction form
    33,181.20/45,796.32 = 19,043.28/x
  3. Step 3: Cross multiply
    33,181.20x = 45,796.32 × 19,043.28
  4. Step 4: Simplify right side
    33,181.20x = 872,112,144.73
  5. Step 5: Solve for x
    x = 872,112,144.73/33,181.20
  6. Step 6: Final answer
    x = 26,283.32

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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.