Home / 33,870.48-46,738.92-18,761.73

Finding the Fourth Proportional to 33,870.48, 46,738.92 and 18,761.73

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Solution

The fourth proportional to 33,870.48, 46,738.92 and 18,761.73 is: 25,889.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,870.48 : 46,738.92 = 18,761.73 : x
  2. Step 2: Convert to fraction form
    33,870.48/46,738.92 = 18,761.73/x
  3. Step 3: Cross multiply
    33,870.48x = 46,738.92 × 18,761.73
  4. Step 4: Simplify right side
    33,870.48x = 876,902,892.62
  5. Step 5: Solve for x
    x = 876,902,892.62/33,870.48
  6. Step 6: Final answer
    x = 25,889.89

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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.