Home / 15,583.54-23,375.32-5,195.30

Finding the Fourth Proportional to 15,583.54, 23,375.32 and 5,195.30

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Solution

The fourth proportional to 15,583.54, 23,375.32 and 5,195.30 is: 7,792.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,583.54 : 23,375.32 = 5,195.30 : x
  2. Step 2: Convert to fraction form
    15,583.54/23,375.32 = 5,195.30/x
  3. Step 3: Cross multiply
    15,583.54x = 23,375.32 × 5,195.30
  4. Step 4: Simplify right side
    15,583.54x = 121,441,800.00
  5. Step 5: Solve for x
    x = 121,441,800.00/15,583.54
  6. Step 6: Final answer
    x = 7,792.95

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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.