Home / 33,127.58-45,716.25-19,696.22

Finding the Fourth Proportional to 33,127.58, 45,716.25 and 19,696.22

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Solution

The fourth proportional to 33,127.58, 45,716.25 and 19,696.22 is: 27,180.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,127.58 : 45,716.25 = 19,696.22 : x
  2. Step 2: Convert to fraction form
    33,127.58/45,716.25 = 19,696.22/x
  3. Step 3: Cross multiply
    33,127.58x = 45,716.25 × 19,696.22
  4. Step 4: Simplify right side
    33,127.58x = 900,437,317.58
  5. Step 5: Solve for x
    x = 900,437,317.58/33,127.58
  6. Step 6: Final answer
    x = 27,180.90

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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.