Home / 50,447.88-75,669-15,384.78

Finding the Fourth Proportional to 50,447.88, 75,669 and 15,384.78

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Solution

The fourth proportional to 50,447.88, 75,669 and 15,384.78 is: 23,076.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,447.88 : 75,669 = 15,384.78 : x
  2. Step 2: Convert to fraction form
    50,447.88/75,669 = 15,384.78/x
  3. Step 3: Cross multiply
    50,447.88x = 75,669 × 15,384.78
  4. Step 4: Simplify right side
    50,447.88x = 1,164,150,917.82
  5. Step 5: Solve for x
    x = 1,164,150,917.82/50,447.88
  6. Step 6: Final answer
    x = 23,076.31

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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.