Home / 13,241.39-18,273.45-7,273.62

Finding the Fourth Proportional to 13,241.39, 18,273.45 and 7,273.62

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Solution

The fourth proportional to 13,241.39, 18,273.45 and 7,273.62 is: 10,037.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,241.39 : 18,273.45 = 7,273.62 : x
  2. Step 2: Convert to fraction form
    13,241.39/18,273.45 = 7,273.62/x
  3. Step 3: Cross multiply
    13,241.39x = 18,273.45 × 7,273.62
  4. Step 4: Simplify right side
    13,241.39x = 132,914,131.39
  5. Step 5: Solve for x
    x = 132,914,131.39/13,241.39
  6. Step 6: Final answer
    x = 10,037.78

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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.