Home / 13,241.27-18,272.96-7,273.23

Finding the Fourth Proportional to 13,241.27, 18,272.96 and 7,273.23

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Solution

The fourth proportional to 13,241.27, 18,272.96 and 7,273.23 is: 10,037.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,241.27 : 18,272.96 = 7,273.23 : x
  2. Step 2: Convert to fraction form
    13,241.27/18,272.96 = 7,273.23/x
  3. Step 3: Cross multiply
    13,241.27x = 18,272.96 × 7,273.23
  4. Step 4: Simplify right side
    13,241.27x = 132,903,440.86
  5. Step 5: Solve for x
    x = 132,903,440.86/13,241.27
  6. Step 6: Final answer
    x = 10,037.06

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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.