Home / 43,782.57-65,684.30-14,200.47

Finding the Fourth Proportional to 43,782.57, 65,684.30 and 14,200.47

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Solution

The fourth proportional to 43,782.57, 65,684.30 and 14,200.47 is: 21,304.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,782.57 : 65,684.30 = 14,200.47 : x
  2. Step 2: Convert to fraction form
    43,782.57/65,684.30 = 14,200.47/x
  3. Step 3: Cross multiply
    43,782.57x = 65,684.30 × 14,200.47
  4. Step 4: Simplify right side
    43,782.57x = 932,747,860.62
  5. Step 5: Solve for x
    x = 932,747,860.62/43,782.57
  6. Step 6: Final answer
    x = 21,304.09

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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.