Home / 14,674.96-20,246.52-8,382.88

Finding the Fourth Proportional to 14,674.96, 20,246.52 and 8,382.88

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Solution

The fourth proportional to 14,674.96, 20,246.52 and 8,382.88 is: 11,565.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,674.96 : 20,246.52 = 8,382.88 : x
  2. Step 2: Convert to fraction form
    14,674.96/20,246.52 = 8,382.88/x
  3. Step 3: Cross multiply
    14,674.96x = 20,246.52 × 8,382.88
  4. Step 4: Simplify right side
    14,674.96x = 169,724,147.58
  5. Step 5: Solve for x
    x = 169,724,147.58/14,674.96
  6. Step 6: Final answer
    x = 11,565.56

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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.