Home / 30,080.93-41,701.55-28,481.09

Finding the Fourth Proportional to 30,080.93, 41,701.55 and 28,481.09

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Solution

The fourth proportional to 30,080.93, 41,701.55 and 28,481.09 is: 39,483.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,080.93 : 41,701.55 = 28,481.09 : x
  2. Step 2: Convert to fraction form
    30,080.93/41,701.55 = 28,481.09/x
  3. Step 3: Cross multiply
    30,080.93x = 41,701.55 × 28,481.09
  4. Step 4: Simplify right side
    30,080.93x = 1,187,705,247.78
  5. Step 5: Solve for x
    x = 1,187,705,247.78/30,080.93
  6. Step 6: Final answer
    x = 39,483.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.