Home / 14,610.35-20,162.24-8,323.79

Finding the Fourth Proportional to 14,610.35, 20,162.24 and 8,323.79

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Solution

The fourth proportional to 14,610.35, 20,162.24 and 8,323.79 is: 11,486.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,610.35 : 20,162.24 = 8,323.79 : x
  2. Step 2: Convert to fraction form
    14,610.35/20,162.24 = 8,323.79/x
  3. Step 3: Cross multiply
    14,610.35x = 20,162.24 × 8,323.79
  4. Step 4: Simplify right side
    14,610.35x = 167,826,210.07
  5. Step 5: Solve for x
    x = 167,826,210.07/14,610.35
  6. Step 6: Final answer
    x = 11,486.80

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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.