Home / 43,770.46-65,672.24-17,135.49

Finding the Fourth Proportional to 43,770.46, 65,672.24 and 17,135.49

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Solution

The fourth proportional to 43,770.46, 65,672.24 and 17,135.49 is: 25,709.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,770.46 : 65,672.24 = 17,135.49 : x
  2. Step 2: Convert to fraction form
    43,770.46/65,672.24 = 17,135.49/x
  3. Step 3: Cross multiply
    43,770.46x = 65,672.24 × 17,135.49
  4. Step 4: Simplify right side
    43,770.46x = 1,125,326,011.80
  5. Step 5: Solve for x
    x = 1,125,326,011.80/43,770.46
  6. Step 6: Final answer
    x = 25,709.71

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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.