Home / 26,027.98-39,002.55-17,231.38

Finding the Fourth Proportional to 26,027.98, 39,002.55 and 17,231.38

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Solution

The fourth proportional to 26,027.98, 39,002.55 and 17,231.38 is: 25,820.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,027.98 : 39,002.55 = 17,231.38 : x
  2. Step 2: Convert to fraction form
    26,027.98/39,002.55 = 17,231.38/x
  3. Step 3: Cross multiply
    26,027.98x = 39,002.55 × 17,231.38
  4. Step 4: Simplify right side
    26,027.98x = 672,067,760.02
  5. Step 5: Solve for x
    x = 672,067,760.02/26,027.98
  6. Step 6: Final answer
    x = 25,820.97

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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.