Home / 17,074-25,581.88-12,119.12

Finding the Fourth Proportional to 17,074, 25,581.88 and 12,119.12

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Solution

The fourth proportional to 17,074, 25,581.88 and 12,119.12 is: 18,158.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,074 : 25,581.88 = 12,119.12 : x
  2. Step 2: Convert to fraction form
    17,074/25,581.88 = 12,119.12/x
  3. Step 3: Cross multiply
    17,074x = 25,581.88 × 12,119.12
  4. Step 4: Simplify right side
    17,074x = 310,029,873.55
  5. Step 5: Solve for x
    x = 310,029,873.55/17,074
  6. Step 6: Final answer
    x = 18,158.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.