Home / 13,241.85-18,273.80-7,273.63

Finding the Fourth Proportional to 13,241.85, 18,273.80 and 7,273.63

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Solution

The fourth proportional to 13,241.85, 18,273.80 and 7,273.63 is: 10,037.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,241.85 : 18,273.80 = 7,273.63 : x
  2. Step 2: Convert to fraction form
    13,241.85/18,273.80 = 7,273.63/x
  3. Step 3: Cross multiply
    13,241.85x = 18,273.80 × 7,273.63
  4. Step 4: Simplify right side
    13,241.85x = 132,916,900.92
  5. Step 5: Solve for x
    x = 132,916,900.92/13,241.85
  6. Step 6: Final answer
    x = 10,037.64

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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.