Home / 23,296.20-32,147.67-12,685.80

Finding the Fourth Proportional to 23,296.20, 32,147.67 and 12,685.80

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Solution

The fourth proportional to 23,296.20, 32,147.67 and 12,685.80 is: 17,505.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,296.20 : 32,147.67 = 12,685.80 : x
  2. Step 2: Convert to fraction form
    23,296.20/32,147.67 = 12,685.80/x
  3. Step 3: Cross multiply
    23,296.20x = 32,147.67 × 12,685.80
  4. Step 4: Simplify right side
    23,296.20x = 407,818,912.09
  5. Step 5: Solve for x
    x = 407,818,912.09/23,296.20
  6. Step 6: Final answer
    x = 17,505.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.