Home / 17,074.68-25,595.12-8,179.72

Finding the Fourth Proportional to 17,074.68, 25,595.12 and 8,179.72

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Solution

The fourth proportional to 17,074.68, 25,595.12 and 8,179.72 is: 12,261.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,074.68 : 25,595.12 = 8,179.72 : x
  2. Step 2: Convert to fraction form
    17,074.68/25,595.12 = 8,179.72/x
  3. Step 3: Cross multiply
    17,074.68x = 25,595.12 × 8,179.72
  4. Step 4: Simplify right side
    17,074.68x = 209,360,914.97
  5. Step 5: Solve for x
    x = 209,360,914.97/17,074.68
  6. Step 6: Final answer
    x = 12,261.48

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1.5x scale

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.