Home / 33,945.52-46,839.14-18,835.78

Finding the Fourth Proportional to 33,945.52, 46,839.14 and 18,835.78

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Solution

The fourth proportional to 33,945.52, 46,839.14 and 18,835.78 is: 25,990.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,945.52 : 46,839.14 = 18,835.78 : x
  2. Step 2: Convert to fraction form
    33,945.52/46,839.14 = 18,835.78/x
  3. Step 3: Cross multiply
    33,945.52x = 46,839.14 × 18,835.78
  4. Step 4: Simplify right side
    33,945.52x = 882,251,736.43
  5. Step 5: Solve for x
    x = 882,251,736.43/33,945.52
  6. Step 6: Final answer
    x = 25,990.23

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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.