Home / 55,112.30-82,669.41-15,670.46

Finding the Fourth Proportional to 55,112.30, 82,669.41 and 15,670.46

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Solution

The fourth proportional to 55,112.30, 82,669.41 and 15,670.46 is: 23,505.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,112.30 : 82,669.41 = 15,670.46 : x
  2. Step 2: Convert to fraction form
    55,112.30/82,669.41 = 15,670.46/x
  3. Step 3: Cross multiply
    55,112.30x = 82,669.41 × 15,670.46
  4. Step 4: Simplify right side
    55,112.30x = 1,295,467,889.30
  5. Step 5: Solve for x
    x = 1,295,467,889.30/55,112.30
  6. Step 6: Final answer
    x = 23,505.97

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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.