Home / 18,841.89-28,273.38-16,394.07

Finding the Fourth Proportional to 18,841.89, 28,273.38 and 16,394.07

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Solution

The fourth proportional to 18,841.89, 28,273.38 and 16,394.07 is: 24,600.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,841.89 : 28,273.38 = 16,394.07 : x
  2. Step 2: Convert to fraction form
    18,841.89/28,273.38 = 16,394.07/x
  3. Step 3: Cross multiply
    18,841.89x = 28,273.38 × 16,394.07
  4. Step 4: Simplify right side
    18,841.89x = 463,515,770.86
  5. Step 5: Solve for x
    x = 463,515,770.86/18,841.89
  6. Step 6: Final answer
    x = 24,600.28

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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.