Home / 16,687.08-23,028.20-9,613.56

Finding the Fourth Proportional to 16,687.08, 23,028.20 and 9,613.56

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Solution

The fourth proportional to 16,687.08, 23,028.20 and 9,613.56 is: 13,266.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,687.08 : 23,028.20 = 9,613.56 : x
  2. Step 2: Convert to fraction form
    16,687.08/23,028.20 = 9,613.56/x
  3. Step 3: Cross multiply
    16,687.08x = 23,028.20 × 9,613.56
  4. Step 4: Simplify right side
    16,687.08x = 221,382,982.39
  5. Step 5: Solve for x
    x = 221,382,982.39/16,687.08
  6. Step 6: Final answer
    x = 13,266.73

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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.