Home / 14,610.75-20,166.48-8,326.77

Finding the Fourth Proportional to 14,610.75, 20,166.48 and 8,326.77

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Solution

The fourth proportional to 14,610.75, 20,166.48 and 8,326.77 is: 11,493.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,610.75 : 20,166.48 = 8,326.77 : x
  2. Step 2: Convert to fraction form
    14,610.75/20,166.48 = 8,326.77/x
  3. Step 3: Cross multiply
    14,610.75x = 20,166.48 × 8,326.77
  4. Step 4: Simplify right side
    14,610.75x = 167,921,640.67
  5. Step 5: Solve for x
    x = 167,921,640.67/14,610.75
  6. Step 6: Final answer
    x = 11,493.02

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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.