Home / 33,127.71-45,716.57-18,020.73

Finding the Fourth Proportional to 33,127.71, 45,716.57 and 18,020.73

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Solution

The fourth proportional to 33,127.71, 45,716.57 and 18,020.73 is: 24,868.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,127.71 : 45,716.57 = 18,020.73 : x
  2. Step 2: Convert to fraction form
    33,127.71/45,716.57 = 18,020.73/x
  3. Step 3: Cross multiply
    33,127.71x = 45,716.57 × 18,020.73
  4. Step 4: Simplify right side
    33,127.71x = 823,845,964.50
  5. Step 5: Solve for x
    x = 823,845,964.50/33,127.71
  6. Step 6: Final answer
    x = 24,868.79

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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.