Home / 18,198.90-25,114.42-10,241.14

Finding the Fourth Proportional to 18,198.90, 25,114.42 and 10,241.14

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Solution

The fourth proportional to 18,198.90, 25,114.42 and 10,241.14 is: 14,132.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,198.90 : 25,114.42 = 10,241.14 : x
  2. Step 2: Convert to fraction form
    18,198.90/25,114.42 = 10,241.14/x
  3. Step 3: Cross multiply
    18,198.90x = 25,114.42 × 10,241.14
  4. Step 4: Simplify right side
    18,198.90x = 257,200,291.24
  5. Step 5: Solve for x
    x = 257,200,291.24/18,198.90
  6. Step 6: Final answer
    x = 14,132.74

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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.