Home / 34,845.98-48,091.57-20,698.88

Finding the Fourth Proportional to 34,845.98, 48,091.57 and 20,698.88

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Solution

The fourth proportional to 34,845.98, 48,091.57 and 20,698.88 is: 28,566.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,845.98 : 48,091.57 = 20,698.88 : x
  2. Step 2: Convert to fraction form
    34,845.98/48,091.57 = 20,698.88/x
  3. Step 3: Cross multiply
    34,845.98x = 48,091.57 × 20,698.88
  4. Step 4: Simplify right side
    34,845.98x = 995,441,344.24
  5. Step 5: Solve for x
    x = 995,441,344.24/34,845.98
  6. Step 6: Final answer
    x = 28,566.90

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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.