Home / 44,716.78-67,089.21-18,433.90

Finding the Fourth Proportional to 44,716.78, 67,089.21 and 18,433.90

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Solution

The fourth proportional to 44,716.78, 67,089.21 and 18,433.90 is: 27,656.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,716.78 : 67,089.21 = 18,433.90 : x
  2. Step 2: Convert to fraction form
    44,716.78/67,089.21 = 18,433.90/x
  3. Step 3: Cross multiply
    44,716.78x = 67,089.21 × 18,433.90
  4. Step 4: Simplify right side
    44,716.78x = 1,236,715,788.22
  5. Step 5: Solve for x
    x = 1,236,715,788.22/44,716.78
  6. Step 6: Final answer
    x = 27,656.64

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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.