Home / 17,242.41-25,842.73-12,236.91

Finding the Fourth Proportional to 17,242.41, 25,842.73 and 12,236.91

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Solution

The fourth proportional to 17,242.41, 25,842.73 and 12,236.91 is: 18,340.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,242.41 : 25,842.73 = 12,236.91 : x
  2. Step 2: Convert to fraction form
    17,242.41/25,842.73 = 12,236.91/x
  3. Step 3: Cross multiply
    17,242.41x = 25,842.73 × 12,236.91
  4. Step 4: Simplify right side
    17,242.41x = 316,235,161.16
  5. Step 5: Solve for x
    x = 316,235,161.16/17,242.41
  6. Step 6: Final answer
    x = 18,340.54

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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.