Home / 14,532.96-20,054.88-8,245.68

Finding the Fourth Proportional to 14,532.96, 20,054.88 and 8,245.68

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Solution

The fourth proportional to 14,532.96, 20,054.88 and 8,245.68 is: 11,378.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,532.96 : 20,054.88 = 8,245.68 : x
  2. Step 2: Convert to fraction form
    14,532.96/20,054.88 = 8,245.68/x
  3. Step 3: Cross multiply
    14,532.96x = 20,054.88 × 8,245.68
  4. Step 4: Simplify right side
    14,532.96x = 165,366,122.92
  5. Step 5: Solve for x
    x = 165,366,122.92/14,532.96
  6. Step 6: Final answer
    x = 11,378.70

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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.