Home / 13,173.03-19,759.55-5,376.38

Finding the Fourth Proportional to 13,173.03, 19,759.55 and 5,376.38

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Solution

The fourth proportional to 13,173.03, 19,759.55 and 5,376.38 is: 8,064.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,173.03 : 19,759.55 = 5,376.38 : x
  2. Step 2: Convert to fraction form
    13,173.03/19,759.55 = 5,376.38/x
  3. Step 3: Cross multiply
    13,173.03x = 19,759.55 × 5,376.38
  4. Step 4: Simplify right side
    13,173.03x = 106,234,723.75
  5. Step 5: Solve for x
    x = 106,234,723.75/13,173.03
  6. Step 6: Final answer
    x = 8,064.56

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1.5x scale

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.