Home / 15,757.82-23,640.40-5,369.56

Finding the Fourth Proportional to 15,757.82, 23,640.40 and 5,369.56

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Solution

The fourth proportional to 15,757.82, 23,640.40 and 5,369.56 is: 8,055.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,757.82 : 23,640.40 = 5,369.56 : x
  2. Step 2: Convert to fraction form
    15,757.82/23,640.40 = 5,369.56/x
  3. Step 3: Cross multiply
    15,757.82x = 23,640.40 × 5,369.56
  4. Step 4: Simplify right side
    15,757.82x = 126,938,546.22
  5. Step 5: Solve for x
    x = 126,938,546.22/15,757.82
  6. Step 6: Final answer
    x = 8,055.59

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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.