Home / 13,241.90-18,273.94-7,273.69

Finding the Fourth Proportional to 13,241.90, 18,273.94 and 7,273.69

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Solution

The fourth proportional to 13,241.90, 18,273.94 and 7,273.69 is: 10,037.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,241.90 : 18,273.94 = 7,273.69 : x
  2. Step 2: Convert to fraction form
    13,241.90/18,273.94 = 7,273.69/x
  3. Step 3: Cross multiply
    13,241.90x = 18,273.94 × 7,273.69
  4. Step 4: Simplify right side
    13,241.90x = 132,918,974.64
  5. Step 5: Solve for x
    x = 132,918,974.64/13,241.90
  6. Step 6: Final answer
    x = 10,037.76

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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.