Home / 17,126.45-25,672.06-8,228.42

Finding the Fourth Proportional to 17,126.45, 25,672.06 and 8,228.42

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Solution

The fourth proportional to 17,126.45, 25,672.06 and 8,228.42 is: 12,334.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,126.45 : 25,672.06 = 8,228.42 : x
  2. Step 2: Convert to fraction form
    17,126.45/25,672.06 = 8,228.42/x
  3. Step 3: Cross multiply
    17,126.45x = 25,672.06 × 8,228.42
  4. Step 4: Simplify right side
    17,126.45x = 211,240,535.55
  5. Step 5: Solve for x
    x = 211,240,535.55/17,126.45
  6. Step 6: Final answer
    x = 12,334.17

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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.