Home / 51,716.73-71,373.24-30,213.39

Finding the Fourth Proportional to 51,716.73, 71,373.24 and 30,213.39

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Solution

The fourth proportional to 51,716.73, 71,373.24 and 30,213.39 is: 41,696.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,716.73 : 71,373.24 = 30,213.39 : x
  2. Step 2: Convert to fraction form
    51,716.73/71,373.24 = 30,213.39/x
  3. Step 3: Cross multiply
    51,716.73x = 71,373.24 × 30,213.39
  4. Step 4: Simplify right side
    51,716.73x = 2,156,427,535.68
  5. Step 5: Solve for x
    x = 2,156,427,535.68/51,716.73
  6. Step 6: Final answer
    x = 41,696.90

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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.