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Finding the Fourth Proportional to 13,049.41, 18,023.15 and 8,593.09

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Solution

The fourth proportional to 13,049.41, 18,023.15 and 8,593.09 is: 11,868.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,049.41 : 18,023.15 = 8,593.09 : x
  2. Step 2: Convert to fraction form
    13,049.41/18,023.15 = 8,593.09/x
  3. Step 3: Cross multiply
    13,049.41x = 18,023.15 × 8,593.09
  4. Step 4: Simplify right side
    13,049.41x = 154,874,550.03
  5. Step 5: Solve for x
    x = 154,874,550.03/13,049.41
  6. Step 6: Final answer
    x = 11,868.32

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Half scale
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Double scale
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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.