Home / 14,960.09-20,645.07-8,245.73

Finding the Fourth Proportional to 14,960.09, 20,645.07 and 8,245.73

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Solution

The fourth proportional to 14,960.09, 20,645.07 and 8,245.73 is: 11,379.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,960.09 : 20,645.07 = 8,245.73 : x
  2. Step 2: Convert to fraction form
    14,960.09/20,645.07 = 8,245.73/x
  3. Step 3: Cross multiply
    14,960.09x = 20,645.07 × 8,245.73
  4. Step 4: Simplify right side
    14,960.09x = 170,233,673.05
  5. Step 5: Solve for x
    x = 170,233,673.05/14,960.09
  6. Step 6: Final answer
    x = 11,379.19

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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.