Home / 15,940.32-23,918.04-8,550.96

Finding the Fourth Proportional to 15,940.32, 23,918.04 and 8,550.96

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Solution

The fourth proportional to 15,940.32, 23,918.04 and 8,550.96 is: 12,830.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,940.32 : 23,918.04 = 8,550.96 : x
  2. Step 2: Convert to fraction form
    15,940.32/23,918.04 = 8,550.96/x
  3. Step 3: Cross multiply
    15,940.32x = 23,918.04 × 8,550.96
  4. Step 4: Simplify right side
    15,940.32x = 204,522,203.32
  5. Step 5: Solve for x
    x = 204,522,203.32/15,940.32
  6. Step 6: Final answer
    x = 12,830.50

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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.