Home / 49,059.27-73,571.90-13,989.51

Finding the Fourth Proportional to 49,059.27, 73,571.90 and 13,989.51

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Solution

The fourth proportional to 49,059.27, 73,571.90 and 13,989.51 is: 20,979.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,059.27 : 73,571.90 = 13,989.51 : x
  2. Step 2: Convert to fraction form
    49,059.27/73,571.90 = 13,989.51/x
  3. Step 3: Cross multiply
    49,059.27x = 73,571.90 × 13,989.51
  4. Step 4: Simplify right side
    49,059.27x = 1,029,234,760.82
  5. Step 5: Solve for x
    x = 1,029,234,760.82/49,059.27
  6. Step 6: Final answer
    x = 20,979.41

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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.