Home / 27,284.22-40,908.78-11,499.48

Finding the Fourth Proportional to 27,284.22, 40,908.78 and 11,499.48

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Solution

The fourth proportional to 27,284.22, 40,908.78 and 11,499.48 is: 17,241.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,284.22 : 40,908.78 = 11,499.48 : x
  2. Step 2: Convert to fraction form
    27,284.22/40,908.78 = 11,499.48/x
  3. Step 3: Cross multiply
    27,284.22x = 40,908.78 × 11,499.48
  4. Step 4: Simplify right side
    27,284.22x = 470,429,697.43
  5. Step 5: Solve for x
    x = 470,429,697.43/27,284.22
  6. Step 6: Final answer
    x = 17,241.82

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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.