Home / 50,608.48-75,940.14-21,046.72

Finding the Fourth Proportional to 50,608.48, 75,940.14 and 21,046.72

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Solution

The fourth proportional to 50,608.48, 75,940.14 and 21,046.72 is: 31,581.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,608.48 : 75,940.14 = 21,046.72 : x
  2. Step 2: Convert to fraction form
    50,608.48/75,940.14 = 21,046.72/x
  3. Step 3: Cross multiply
    50,608.48x = 75,940.14 × 21,046.72
  4. Step 4: Simplify right side
    50,608.48x = 1,598,290,863.34
  5. Step 5: Solve for x
    x = 1,598,290,863.34/50,608.48
  6. Step 6: Final answer
    x = 31,581.48

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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.