Home / 26,469.96-39,714.12-17,620.80

Finding the Fourth Proportional to 26,469.96, 39,714.12 and 17,620.80

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Solution

The fourth proportional to 26,469.96, 39,714.12 and 17,620.80 is: 26,437.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,469.96 : 39,714.12 = 17,620.80 : x
  2. Step 2: Convert to fraction form
    26,469.96/39,714.12 = 17,620.80/x
  3. Step 3: Cross multiply
    26,469.96x = 39,714.12 × 17,620.80
  4. Step 4: Simplify right side
    26,469.96x = 699,794,565.70
  5. Step 5: Solve for x
    x = 699,794,565.70/26,469.96
  6. Step 6: Final answer
    x = 26,437.31

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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.