Home / 43,687.75-65,514.97-15,602.56

Finding the Fourth Proportional to 43,687.75, 65,514.97 and 15,602.56

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Solution

The fourth proportional to 43,687.75, 65,514.97 and 15,602.56 is: 23,397.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,687.75 : 65,514.97 = 15,602.56 : x
  2. Step 2: Convert to fraction form
    43,687.75/65,514.97 = 15,602.56/x
  3. Step 3: Cross multiply
    43,687.75x = 65,514.97 × 15,602.56
  4. Step 4: Simplify right side
    43,687.75x = 1,022,201,289.33
  5. Step 5: Solve for x
    x = 1,022,201,289.33/43,687.75
  6. Step 6: Final answer
    x = 23,397.89

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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.