Home / 17,195.57-25,676.91-13,645.73

Finding the Fourth Proportional to 17,195.57, 25,676.91 and 13,645.73

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Solution

The fourth proportional to 17,195.57, 25,676.91 and 13,645.73 is: 20,376.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,195.57 : 25,676.91 = 13,645.73 : x
  2. Step 2: Convert to fraction form
    17,195.57/25,676.91 = 13,645.73/x
  3. Step 3: Cross multiply
    17,195.57x = 25,676.91 × 13,645.73
  4. Step 4: Simplify right side
    17,195.57x = 350,380,052.71
  5. Step 5: Solve for x
    x = 350,380,052.71/17,195.57
  6. Step 6: Final answer
    x = 20,376.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.