Home / 13,241.49-18,273.57-7,273.59

Finding the Fourth Proportional to 13,241.49, 18,273.57 and 7,273.59

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Solution

The fourth proportional to 13,241.49, 18,273.57 and 7,273.59 is: 10,037.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,241.49 : 18,273.57 = 7,273.59 : x
  2. Step 2: Convert to fraction form
    13,241.49/18,273.57 = 7,273.59/x
  3. Step 3: Cross multiply
    13,241.49x = 18,273.57 × 7,273.59
  4. Step 4: Simplify right side
    13,241.49x = 132,914,456.02
  5. Step 5: Solve for x
    x = 132,914,456.02/13,241.49
  6. Step 6: Final answer
    x = 10,037.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.