Home / 50,729.78-76,104.23-15,661.23

Finding the Fourth Proportional to 50,729.78, 76,104.23 and 15,661.23

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Solution

The fourth proportional to 50,729.78, 76,104.23 and 15,661.23 is: 23,494.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,729.78 : 76,104.23 = 15,661.23 : x
  2. Step 2: Convert to fraction form
    50,729.78/76,104.23 = 15,661.23/x
  3. Step 3: Cross multiply
    50,729.78x = 76,104.23 × 15,661.23
  4. Step 4: Simplify right side
    50,729.78x = 1,191,885,771.70
  5. Step 5: Solve for x
    x = 1,191,885,771.70/50,729.78
  6. Step 6: Final answer
    x = 23,494.80

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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.