Home / 49,806.36-74,713.14-19,832.28

Finding the Fourth Proportional to 49,806.36, 74,713.14 and 19,832.28

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Solution

The fourth proportional to 49,806.36, 74,713.14 and 19,832.28 is: 29,749.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,806.36 : 74,713.14 = 19,832.28 : x
  2. Step 2: Convert to fraction form
    49,806.36/74,713.14 = 19,832.28/x
  3. Step 3: Cross multiply
    49,806.36x = 74,713.14 × 19,832.28
  4. Step 4: Simplify right side
    49,806.36x = 1,481,731,912.16
  5. Step 5: Solve for x
    x = 1,481,731,912.16/49,806.36
  6. Step 6: Final answer
    x = 29,749.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.