Home / 38,147.88-57,237.48-16,789.56

Finding the Fourth Proportional to 38,147.88, 57,237.48 and 16,789.56

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Solution

The fourth proportional to 38,147.88, 57,237.48 and 16,789.56 is: 25,191.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,147.88 : 57,237.48 = 16,789.56 : x
  2. Step 2: Convert to fraction form
    38,147.88/57,237.48 = 16,789.56/x
  3. Step 3: Cross multiply
    38,147.88x = 57,237.48 × 16,789.56
  4. Step 4: Simplify right side
    38,147.88x = 960,992,104.71
  5. Step 5: Solve for x
    x = 960,992,104.71/38,147.88
  6. Step 6: Final answer
    x = 25,191.23

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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.