Home / 14,709.22-20,296.42-8,740.73

Finding the Fourth Proportional to 14,709.22, 20,296.42 and 8,740.73

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Solution

The fourth proportional to 14,709.22, 20,296.42 and 8,740.73 is: 12,060.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,709.22 : 20,296.42 = 8,740.73 : x
  2. Step 2: Convert to fraction form
    14,709.22/20,296.42 = 8,740.73/x
  3. Step 3: Cross multiply
    14,709.22x = 20,296.42 × 8,740.73
  4. Step 4: Simplify right side
    14,709.22x = 177,405,527.19
  5. Step 5: Solve for x
    x = 177,405,527.19/14,709.22
  6. Step 6: Final answer
    x = 12,060.84

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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.