Home / 29,135.70-43,725.42-15,999.12

Finding the Fourth Proportional to 29,135.70, 43,725.42 and 15,999.12

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Solution

The fourth proportional to 29,135.70, 43,725.42 and 15,999.12 is: 24,010.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,135.70 : 43,725.42 = 15,999.12 : x
  2. Step 2: Convert to fraction form
    29,135.70/43,725.42 = 15,999.12/x
  3. Step 3: Cross multiply
    29,135.70x = 43,725.42 × 15,999.12
  4. Step 4: Simplify right side
    29,135.70x = 699,568,241.63
  5. Step 5: Solve for x
    x = 699,568,241.63/29,135.70
  6. Step 6: Final answer
    x = 24,010.69

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1.5x scale

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.