Home / 50,809.82-76,169.36-25,835.90

Finding the Fourth Proportional to 50,809.82, 76,169.36 and 25,835.90

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Solution

The fourth proportional to 50,809.82, 76,169.36 and 25,835.90 is: 38,730.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,809.82 : 76,169.36 = 25,835.90 : x
  2. Step 2: Convert to fraction form
    50,809.82/76,169.36 = 25,835.90/x
  3. Step 3: Cross multiply
    50,809.82x = 76,169.36 × 25,835.90
  4. Step 4: Simplify right side
    50,809.82x = 1,967,903,968.02
  5. Step 5: Solve for x
    x = 1,967,903,968.02/50,809.82
  6. Step 6: Final answer
    x = 38,730.78

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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.