Home / 28,244.49-38,975.85-16,144.50

Finding the Fourth Proportional to 28,244.49, 38,975.85 and 16,144.50

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Solution

The fourth proportional to 28,244.49, 38,975.85 and 16,144.50 is: 22,278.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,244.49 : 38,975.85 = 16,144.50 : x
  2. Step 2: Convert to fraction form
    28,244.49/38,975.85 = 16,144.50/x
  3. Step 3: Cross multiply
    28,244.49x = 38,975.85 × 16,144.50
  4. Step 4: Simplify right side
    28,244.49x = 629,245,610.33
  5. Step 5: Solve for x
    x = 629,245,610.33/28,244.49
  6. Step 6: Final answer
    x = 22,278.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.