Home / 37,311.26-55,966.90-12,344.60

Finding the Fourth Proportional to 37,311.26, 55,966.90 and 12,344.60

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Solution

The fourth proportional to 37,311.26, 55,966.90 and 12,344.60 is: 18,516.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,311.26 : 55,966.90 = 12,344.60 : x
  2. Step 2: Convert to fraction form
    37,311.26/55,966.90 = 12,344.60/x
  3. Step 3: Cross multiply
    37,311.26x = 55,966.90 × 12,344.60
  4. Step 4: Simplify right side
    37,311.26x = 690,888,993.74
  5. Step 5: Solve for x
    x = 690,888,993.74/37,311.26
  6. Step 6: Final answer
    x = 18,516.90

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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.