Home / 13,149.44-19,724.34-4,384.36

Finding the Fourth Proportional to 13,149.44, 19,724.34 and 4,384.36

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Solution

The fourth proportional to 13,149.44, 19,724.34 and 4,384.36 is: 6,576.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,149.44 : 19,724.34 = 4,384.36 : x
  2. Step 2: Convert to fraction form
    13,149.44/19,724.34 = 4,384.36/x
  3. Step 3: Cross multiply
    13,149.44x = 19,724.34 × 4,384.36
  4. Step 4: Simplify right side
    13,149.44x = 86,478,536.09
  5. Step 5: Solve for x
    x = 86,478,536.09/13,149.44
  6. Step 6: Final answer
    x = 6,576.59

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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.