Home / 16,676.20-25,014.30-14,780.80

Finding the Fourth Proportional to 16,676.20, 25,014.30 and 14,780.80

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Solution

The fourth proportional to 16,676.20, 25,014.30 and 14,780.80 is: 22,171.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,676.20 : 25,014.30 = 14,780.80 : x
  2. Step 2: Convert to fraction form
    16,676.20/25,014.30 = 14,780.80/x
  3. Step 3: Cross multiply
    16,676.20x = 25,014.30 × 14,780.80
  4. Step 4: Simplify right side
    16,676.20x = 369,731,365.44
  5. Step 5: Solve for x
    x = 369,731,365.44/16,676.20
  6. Step 6: Final answer
    x = 22,171.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.