Home / 13,177.26-19,733.90-7,245.09

Finding the Fourth Proportional to 13,177.26, 19,733.90 and 7,245.09

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Solution

The fourth proportional to 13,177.26, 19,733.90 and 7,245.09 is: 10,850.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,177.26 : 19,733.90 = 7,245.09 : x
  2. Step 2: Convert to fraction form
    13,177.26/19,733.90 = 7,245.09/x
  3. Step 3: Cross multiply
    13,177.26x = 19,733.90 × 7,245.09
  4. Step 4: Simplify right side
    13,177.26x = 142,973,845.33
  5. Step 5: Solve for x
    x = 142,973,845.33/13,177.26
  6. Step 6: Final answer
    x = 10,850.04

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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.