Home / 26,747.20-40,120.80-16,249.60

Finding the Fourth Proportional to 26,747.20, 40,120.80 and 16,249.60

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Solution

The fourth proportional to 26,747.20, 40,120.80 and 16,249.60 is: 24,374.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,747.20 : 40,120.80 = 16,249.60 : x
  2. Step 2: Convert to fraction form
    26,747.20/40,120.80 = 16,249.60/x
  3. Step 3: Cross multiply
    26,747.20x = 40,120.80 × 16,249.60
  4. Step 4: Simplify right side
    26,747.20x = 651,946,951.68
  5. Step 5: Solve for x
    x = 651,946,951.68/26,747.20
  6. Step 6: Final answer
    x = 24,374.40

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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.