Home / 13,273.87-19,913.68-4,039.63

Finding the Fourth Proportional to 13,273.87, 19,913.68 and 4,039.63

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Solution

The fourth proportional to 13,273.87, 19,913.68 and 4,039.63 is: 6,060.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,273.87 : 19,913.68 = 4,039.63 : x
  2. Step 2: Convert to fraction form
    13,273.87/19,913.68 = 4,039.63/x
  3. Step 3: Cross multiply
    13,273.87x = 19,913.68 × 4,039.63
  4. Step 4: Simplify right side
    13,273.87x = 80,443,789.47
  5. Step 5: Solve for x
    x = 80,443,789.47/13,273.87
  6. Step 6: Final answer
    x = 6,060.31

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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.