Home / 17,012.75-25,520.60-4,700.75

Finding the Fourth Proportional to 17,012.75, 25,520.60 and 4,700.75

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Solution

The fourth proportional to 17,012.75, 25,520.60 and 4,700.75 is: 7,051.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,012.75 : 25,520.60 = 4,700.75 : x
  2. Step 2: Convert to fraction form
    17,012.75/25,520.60 = 4,700.75/x
  3. Step 3: Cross multiply
    17,012.75x = 25,520.60 × 4,700.75
  4. Step 4: Simplify right side
    17,012.75x = 119,965,960.45
  5. Step 5: Solve for x
    x = 119,965,960.45/17,012.75
  6. Step 6: Final answer
    x = 7,051.53

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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.