Home / 13,072.38-19,608.54-5,675.88

Finding the Fourth Proportional to 13,072.38, 19,608.54 and 5,675.88

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Solution

The fourth proportional to 13,072.38, 19,608.54 and 5,675.88 is: 8,513.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,072.38 : 19,608.54 = 5,675.88 : x
  2. Step 2: Convert to fraction form
    13,072.38/19,608.54 = 5,675.88/x
  3. Step 3: Cross multiply
    13,072.38x = 19,608.54 × 5,675.88
  4. Step 4: Simplify right side
    13,072.38x = 111,295,720.02
  5. Step 5: Solve for x
    x = 111,295,720.02/13,072.38
  6. Step 6: Final answer
    x = 8,513.81

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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.