Home / 23,134.20-34,701.30-12,766.20

Finding the Fourth Proportional to 23,134.20, 34,701.30 and 12,766.20

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Solution

The fourth proportional to 23,134.20, 34,701.30 and 12,766.20 is: 19,149.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,134.20 : 34,701.30 = 12,766.20 : x
  2. Step 2: Convert to fraction form
    23,134.20/34,701.30 = 12,766.20/x
  3. Step 3: Cross multiply
    23,134.20x = 34,701.30 × 12,766.20
  4. Step 4: Simplify right side
    23,134.20x = 443,003,736.06
  5. Step 5: Solve for x
    x = 443,003,736.06/23,134.20
  6. Step 6: Final answer
    x = 19,149.30

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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.