Home / 12,325.23-17,007.17-7,289.73

Finding the Fourth Proportional to 12,325.23, 17,007.17 and 7,289.73

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Solution

The fourth proportional to 12,325.23, 17,007.17 and 7,289.73 is: 10,058.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,325.23 : 17,007.17 = 7,289.73 : x
  2. Step 2: Convert to fraction form
    12,325.23/17,007.17 = 7,289.73/x
  3. Step 3: Cross multiply
    12,325.23x = 17,007.17 × 7,289.73
  4. Step 4: Simplify right side
    12,325.23x = 123,977,640.92
  5. Step 5: Solve for x
    x = 123,977,640.92/12,325.23
  6. Step 6: Final answer
    x = 10,058.85

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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.