Home / 27,447.78-41,162.43-10,803.45

Finding the Fourth Proportional to 27,447.78, 41,162.43 and 10,803.45

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Solution

The fourth proportional to 27,447.78, 41,162.43 and 10,803.45 is: 16,201.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,447.78 : 41,162.43 = 10,803.45 : x
  2. Step 2: Convert to fraction form
    27,447.78/41,162.43 = 10,803.45/x
  3. Step 3: Cross multiply
    27,447.78x = 41,162.43 × 10,803.45
  4. Step 4: Simplify right side
    27,447.78x = 444,696,254.38
  5. Step 5: Solve for x
    x = 444,696,254.38/27,447.78
  6. Step 6: Final answer
    x = 16,201.54

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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.