Home / 13,173.07-19,759.49-5,376.41

Finding the Fourth Proportional to 13,173.07, 19,759.49 and 5,376.41

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Solution

The fourth proportional to 13,173.07, 19,759.49 and 5,376.41 is: 8,064.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,173.07 : 19,759.49 = 5,376.41 : x
  2. Step 2: Convert to fraction form
    13,173.07/19,759.49 = 5,376.41/x
  3. Step 3: Cross multiply
    13,173.07x = 19,759.49 × 5,376.41
  4. Step 4: Simplify right side
    13,173.07x = 106,235,119.63
  5. Step 5: Solve for x
    x = 106,235,119.63/13,173.07
  6. Step 6: Final answer
    x = 8,064.57

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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.