Home / 53,351.79-80,027.97-15,911.56

Finding the Fourth Proportional to 53,351.79, 80,027.97 and 15,911.56

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Solution

The fourth proportional to 53,351.79, 80,027.97 and 15,911.56 is: 23,867.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,351.79 : 80,027.97 = 15,911.56 : x
  2. Step 2: Convert to fraction form
    53,351.79/80,027.97 = 15,911.56/x
  3. Step 3: Cross multiply
    53,351.79x = 80,027.97 × 15,911.56
  4. Step 4: Simplify right side
    53,351.79x = 1,273,369,846.33
  5. Step 5: Solve for x
    x = 1,273,369,846.33/53,351.79
  6. Step 6: Final answer
    x = 23,867.42

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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.