Home / 33,179.61-45,770.43-19,741.32

Finding the Fourth Proportional to 33,179.61, 45,770.43 and 19,741.32

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Solution

The fourth proportional to 33,179.61, 45,770.43 and 19,741.32 is: 27,232.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,179.61 : 45,770.43 = 19,741.32 : x
  2. Step 2: Convert to fraction form
    33,179.61/45,770.43 = 19,741.32/x
  3. Step 3: Cross multiply
    33,179.61x = 45,770.43 × 19,741.32
  4. Step 4: Simplify right side
    33,179.61x = 903,568,705.17
  5. Step 5: Solve for x
    x = 903,568,705.17/33,179.61
  6. Step 6: Final answer
    x = 27,232.65

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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.