Home / 11,977.20-16,536.69-10,714.41

Finding the Fourth Proportional to 11,977.20, 16,536.69 and 10,714.41

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Solution

The fourth proportional to 11,977.20, 16,536.69 and 10,714.41 is: 14,793.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,977.20 : 16,536.69 = 10,714.41 : x
  2. Step 2: Convert to fraction form
    11,977.20/16,536.69 = 10,714.41/x
  3. Step 3: Cross multiply
    11,977.20x = 16,536.69 × 10,714.41
  4. Step 4: Simplify right side
    11,977.20x = 177,180,876.70
  5. Step 5: Solve for x
    x = 177,180,876.70/11,977.20
  6. Step 6: Final answer
    x = 14,793.18

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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.