Home / 26,215.20-39,245.49-17,314.20

Finding the Fourth Proportional to 26,215.20, 39,245.49 and 17,314.20

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Solution

The fourth proportional to 26,215.20, 39,245.49 and 17,314.20 is: 25,920.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,215.20 : 39,245.49 = 17,314.20 : x
  2. Step 2: Convert to fraction form
    26,215.20/39,245.49 = 17,314.20/x
  3. Step 3: Cross multiply
    26,215.20x = 39,245.49 × 17,314.20
  4. Step 4: Simplify right side
    26,215.20x = 679,504,262.96
  5. Step 5: Solve for x
    x = 679,504,262.96/26,215.20
  6. Step 6: Final answer
    x = 25,920.24

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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.