Home / 23,180.60-34,762.80-12,083.60

Finding the Fourth Proportional to 23,180.60, 34,762.80 and 12,083.60

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Solution

The fourth proportional to 23,180.60, 34,762.80 and 12,083.60 is: 18,121.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,180.60 : 34,762.80 = 12,083.60 : x
  2. Step 2: Convert to fraction form
    23,180.60/34,762.80 = 12,083.60/x
  3. Step 3: Cross multiply
    23,180.60x = 34,762.80 × 12,083.60
  4. Step 4: Simplify right side
    23,180.60x = 420,059,770.08
  5. Step 5: Solve for x
    x = 420,059,770.08/23,180.60
  6. Step 6: Final answer
    x = 18,121.18

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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.