Home / 13,175.26-19,762.92-5,384.07

Finding the Fourth Proportional to 13,175.26, 19,762.92 and 5,384.07

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Solution

The fourth proportional to 13,175.26, 19,762.92 and 5,384.07 is: 8,076.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,175.26 : 19,762.92 = 5,384.07 : x
  2. Step 2: Convert to fraction form
    13,175.26/19,762.92 = 5,384.07/x
  3. Step 3: Cross multiply
    13,175.26x = 19,762.92 × 5,384.07
  4. Step 4: Simplify right side
    13,175.26x = 106,404,944.68
  5. Step 5: Solve for x
    x = 106,404,944.68/13,175.26
  6. Step 6: Final answer
    x = 8,076.12

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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.