Home / 43,844.40-65,766.60-12,682.80

Finding the Fourth Proportional to 43,844.40, 65,766.60 and 12,682.80

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Solution

The fourth proportional to 43,844.40, 65,766.60 and 12,682.80 is: 19,024.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,844.40 : 65,766.60 = 12,682.80 : x
  2. Step 2: Convert to fraction form
    43,844.40/65,766.60 = 12,682.80/x
  3. Step 3: Cross multiply
    43,844.40x = 65,766.60 × 12,682.80
  4. Step 4: Simplify right side
    43,844.40x = 834,104,634.48
  5. Step 5: Solve for x
    x = 834,104,634.48/43,844.40
  6. Step 6: Final answer
    x = 19,024.20

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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.