Home / 49,534.74-74,283.48-19,942.47

Finding the Fourth Proportional to 49,534.74, 74,283.48 and 19,942.47

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Solution

The fourth proportional to 49,534.74, 74,283.48 and 19,942.47 is: 29,906.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,534.74 : 74,283.48 = 19,942.47 : x
  2. Step 2: Convert to fraction form
    49,534.74/74,283.48 = 19,942.47/x
  3. Step 3: Cross multiply
    49,534.74x = 74,283.48 × 19,942.47
  4. Step 4: Simplify right side
    49,534.74x = 1,481,396,071.40
  5. Step 5: Solve for x
    x = 1,481,396,071.40/49,534.74
  6. Step 6: Final answer
    x = 29,906.20

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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.