Home / 18,198.79-25,114.23-10,241.07

Finding the Fourth Proportional to 18,198.79, 25,114.23 and 10,241.07

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Solution

The fourth proportional to 18,198.79, 25,114.23 and 10,241.07 is: 14,132.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,198.79 : 25,114.23 = 10,241.07 : x
  2. Step 2: Convert to fraction form
    18,198.79/25,114.23 = 10,241.07/x
  3. Step 3: Cross multiply
    18,198.79x = 25,114.23 × 10,241.07
  4. Step 4: Simplify right side
    18,198.79x = 257,196,493.25
  5. Step 5: Solve for x
    x = 257,196,493.25/18,198.79
  6. Step 6: Final answer
    x = 14,132.62

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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.