Home / 26,453.82-39,669.78-11,249.91

Finding the Fourth Proportional to 26,453.82, 39,669.78 and 11,249.91

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Solution

The fourth proportional to 26,453.82, 39,669.78 and 11,249.91 is: 16,870.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,453.82 : 39,669.78 = 11,249.91 : x
  2. Step 2: Convert to fraction form
    26,453.82/39,669.78 = 11,249.91/x
  3. Step 3: Cross multiply
    26,453.82x = 39,669.78 × 11,249.91
  4. Step 4: Simplify right side
    26,453.82x = 446,281,454.72
  5. Step 5: Solve for x
    x = 446,281,454.72/26,453.82
  6. Step 6: Final answer
    x = 16,870.21

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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.