Home / 18,516.36-25,564.50-16,523.49

Finding the Fourth Proportional to 18,516.36, 25,564.50 and 16,523.49

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Solution

The fourth proportional to 18,516.36, 25,564.50 and 16,523.49 is: 22,813.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,516.36 : 25,564.50 = 16,523.49 : x
  2. Step 2: Convert to fraction form
    18,516.36/25,564.50 = 16,523.49/x
  3. Step 3: Cross multiply
    18,516.36x = 25,564.50 × 16,523.49
  4. Step 4: Simplify right side
    18,516.36x = 422,414,760.11
  5. Step 5: Solve for x
    x = 422,414,760.11/18,516.36
  6. Step 6: Final answer
    x = 22,813.06

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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.