Home / 18,198.99-25,114.53-10,241.35

Finding the Fourth Proportional to 18,198.99, 25,114.53 and 10,241.35

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Solution

The fourth proportional to 18,198.99, 25,114.53 and 10,241.35 is: 14,133.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,198.99 : 25,114.53 = 10,241.35 : x
  2. Step 2: Convert to fraction form
    18,198.99/25,114.53 = 10,241.35/x
  3. Step 3: Cross multiply
    18,198.99x = 25,114.53 × 10,241.35
  4. Step 4: Simplify right side
    18,198.99x = 257,206,590.62
  5. Step 5: Solve for x
    x = 257,206,590.62/18,198.99
  6. Step 6: Final answer
    x = 14,133.01

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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.