Home / 26,191.10-39,286.82-7,471.09

Finding the Fourth Proportional to 26,191.10, 39,286.82 and 7,471.09

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Solution

The fourth proportional to 26,191.10, 39,286.82 and 7,471.09 is: 11,206.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,191.10 : 39,286.82 = 7,471.09 : x
  2. Step 2: Convert to fraction form
    26,191.10/39,286.82 = 7,471.09/x
  3. Step 3: Cross multiply
    26,191.10x = 39,286.82 × 7,471.09
  4. Step 4: Simplify right side
    26,191.10x = 293,515,232.46
  5. Step 5: Solve for x
    x = 293,515,232.46/26,191.10
  6. Step 6: Final answer
    x = 11,206.68

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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.