Home / 23,265.40-34,912.68-12,180.96

Finding the Fourth Proportional to 23,265.40, 34,912.68 and 12,180.96

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Solution

The fourth proportional to 23,265.40, 34,912.68 and 12,180.96 is: 18,279.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,265.40 : 34,912.68 = 12,180.96 : x
  2. Step 2: Convert to fraction form
    23,265.40/34,912.68 = 12,180.96/x
  3. Step 3: Cross multiply
    23,265.40x = 34,912.68 × 12,180.96
  4. Step 4: Simplify right side
    23,265.40x = 425,269,958.57
  5. Step 5: Solve for x
    x = 425,269,958.57/23,265.40
  6. Step 6: Final answer
    x = 18,279.07

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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.