Home / 16,876.59-23,299.64-11,579.19

Finding the Fourth Proportional to 16,876.59, 23,299.64 and 11,579.19

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Solution

The fourth proportional to 16,876.59, 23,299.64 and 11,579.19 is: 15,986.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,876.59 : 23,299.64 = 11,579.19 : x
  2. Step 2: Convert to fraction form
    16,876.59/23,299.64 = 11,579.19/x
  3. Step 3: Cross multiply
    16,876.59x = 23,299.64 × 11,579.19
  4. Step 4: Simplify right side
    16,876.59x = 269,790,958.49
  5. Step 5: Solve for x
    x = 269,790,958.49/16,876.59
  6. Step 6: Final answer
    x = 15,986.11

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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.