Home / 50,840.60-76,265.31-13,400.42

Finding the Fourth Proportional to 50,840.60, 76,265.31 and 13,400.42

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Solution

The fourth proportional to 50,840.60, 76,265.31 and 13,400.42 is: 20,101.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,840.60 : 76,265.31 = 13,400.42 : x
  2. Step 2: Convert to fraction form
    50,840.60/76,265.31 = 13,400.42/x
  3. Step 3: Cross multiply
    50,840.60x = 76,265.31 × 13,400.42
  4. Step 4: Simplify right side
    50,840.60x = 1,021,987,185.43
  5. Step 5: Solve for x
    x = 1,021,987,185.43/50,840.60
  6. Step 6: Final answer
    x = 20,101.79

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.