Home / 14,841.64-20,456.58-11,847.88

Finding the Fourth Proportional to 14,841.64, 20,456.58 and 11,847.88

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Solution

The fourth proportional to 14,841.64, 20,456.58 and 11,847.88 is: 16,330.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,841.64 : 20,456.58 = 11,847.88 : x
  2. Step 2: Convert to fraction form
    14,841.64/20,456.58 = 11,847.88/x
  3. Step 3: Cross multiply
    14,841.64x = 20,456.58 × 11,847.88
  4. Step 4: Simplify right side
    14,841.64x = 242,367,105.05
  5. Step 5: Solve for x
    x = 242,367,105.05/14,841.64
  6. Step 6: Final answer
    x = 16,330.21

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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.