Home / 17,206.12-23,753.22-12,174.28

Finding the Fourth Proportional to 17,206.12, 23,753.22 and 12,174.28

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Solution

The fourth proportional to 17,206.12, 23,753.22 and 12,174.28 is: 16,806.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,206.12 : 23,753.22 = 12,174.28 : x
  2. Step 2: Convert to fraction form
    17,206.12/23,753.22 = 12,174.28/x
  3. Step 3: Cross multiply
    17,206.12x = 23,753.22 × 12,174.28
  4. Step 4: Simplify right side
    17,206.12x = 289,178,351.18
  5. Step 5: Solve for x
    x = 289,178,351.18/17,206.12
  6. Step 6: Final answer
    x = 16,806.71

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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.