Home / 12,676.20-19,014.30-5,750.70

Finding the Fourth Proportional to 12,676.20, 19,014.30 and 5,750.70

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Solution

The fourth proportional to 12,676.20, 19,014.30 and 5,750.70 is: 8,626.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,676.20 : 19,014.30 = 5,750.70 : x
  2. Step 2: Convert to fraction form
    12,676.20/19,014.30 = 5,750.70/x
  3. Step 3: Cross multiply
    12,676.20x = 19,014.30 × 5,750.70
  4. Step 4: Simplify right side
    12,676.20x = 109,345,535.01
  5. Step 5: Solve for x
    x = 109,345,535.01/12,676.20
  6. Step 6: Final answer
    x = 8,626.05

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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.