Home / 13,716.33-20,558.97-6,305.49

Finding the Fourth Proportional to 13,716.33, 20,558.97 and 6,305.49

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Solution

The fourth proportional to 13,716.33, 20,558.97 and 6,305.49 is: 9,451.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,716.33 : 20,558.97 = 6,305.49 : x
  2. Step 2: Convert to fraction form
    13,716.33/20,558.97 = 6,305.49/x
  3. Step 3: Cross multiply
    13,716.33x = 20,558.97 × 6,305.49
  4. Step 4: Simplify right side
    13,716.33x = 129,634,379.75
  5. Step 5: Solve for x
    x = 129,634,379.75/13,716.33
  6. Step 6: Final answer
    x = 9,451.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.