Home / 26,245.91-39,385.31-17,486.98

Finding the Fourth Proportional to 26,245.91, 39,385.31 and 17,486.98

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Solution

The fourth proportional to 26,245.91, 39,385.31 and 17,486.98 is: 26,241.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,245.91 : 39,385.31 = 17,486.98 : x
  2. Step 2: Convert to fraction form
    26,245.91/39,385.31 = 17,486.98/x
  3. Step 3: Cross multiply
    26,245.91x = 39,385.31 × 17,486.98
  4. Step 4: Simplify right side
    26,245.91x = 688,729,942.37
  5. Step 5: Solve for x
    x = 688,729,942.37/26,245.91
  6. Step 6: Final answer
    x = 26,241.42

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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.