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Finding the Fourth Proportional to 27,798.05, 41,697.99 and 9,080.98

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Solution

The fourth proportional to 27,798.05, 41,697.99 and 9,080.98 is: 13,621.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,798.05 : 41,697.99 = 9,080.98 : x
  2. Step 2: Convert to fraction form
    27,798.05/41,697.99 = 9,080.98/x
  3. Step 3: Cross multiply
    27,798.05x = 41,697.99 × 9,080.98
  4. Step 4: Simplify right side
    27,798.05x = 378,658,508.99
  5. Step 5: Solve for x
    x = 378,658,508.99/27,798.05
  6. Step 6: Final answer
    x = 13,621.76

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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.