Home / 15,446.80-23,170.20-5,059.60

Finding the Fourth Proportional to 15,446.80, 23,170.20 and 5,059.60

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Solution

The fourth proportional to 15,446.80, 23,170.20 and 5,059.60 is: 7,589.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,446.80 : 23,170.20 = 5,059.60 : x
  2. Step 2: Convert to fraction form
    15,446.80/23,170.20 = 5,059.60/x
  3. Step 3: Cross multiply
    15,446.80x = 23,170.20 × 5,059.60
  4. Step 4: Simplify right side
    15,446.80x = 117,231,943.92
  5. Step 5: Solve for x
    x = 117,231,943.92/15,446.80
  6. Step 6: Final answer
    x = 7,589.40

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Similar ratio
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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.