Home / 23,453.14-32,365.32-12,842.78

Finding the Fourth Proportional to 23,453.14, 32,365.32 and 12,842.78

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Solution

The fourth proportional to 23,453.14, 32,365.32 and 12,842.78 is: 17,723.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,453.14 : 32,365.32 = 12,842.78 : x
  2. Step 2: Convert to fraction form
    23,453.14/32,365.32 = 12,842.78/x
  3. Step 3: Cross multiply
    23,453.14x = 32,365.32 × 12,842.78
  4. Step 4: Simplify right side
    23,453.14x = 415,660,684.39
  5. Step 5: Solve for x
    x = 415,660,684.39/23,453.14
  6. Step 6: Final answer
    x = 17,723.03

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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.