Home / 15,581.54-23,372.32-5,193.30

Finding the Fourth Proportional to 15,581.54, 23,372.32 and 5,193.30

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Solution

The fourth proportional to 15,581.54, 23,372.32 and 5,193.30 is: 7,789.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,581.54 : 23,372.32 = 5,193.30 : x
  2. Step 2: Convert to fraction form
    15,581.54/23,372.32 = 5,193.30/x
  3. Step 3: Cross multiply
    15,581.54x = 23,372.32 × 5,193.30
  4. Step 4: Simplify right side
    15,581.54x = 121,379,469.46
  5. Step 5: Solve for x
    x = 121,379,469.46/15,581.54
  6. Step 6: Final answer
    x = 7,789.95

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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.