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Finding the Fourth Proportional to 45,896.44, 68,829.07 and 15,903.68

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Solution

The fourth proportional to 45,896.44, 68,829.07 and 15,903.68 is: 23,850.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,896.44 : 68,829.07 = 15,903.68 : x
  2. Step 2: Convert to fraction form
    45,896.44/68,829.07 = 15,903.68/x
  3. Step 3: Cross multiply
    45,896.44x = 68,829.07 × 15,903.68
  4. Step 4: Simplify right side
    45,896.44x = 1,094,635,775.37
  5. Step 5: Solve for x
    x = 1,094,635,775.37/45,896.44
  6. Step 6: Final answer
    x = 23,850.12

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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.