Home / 26,926.10-40,390.67-8,206.75

Finding the Fourth Proportional to 26,926.10, 40,390.67 and 8,206.75

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Solution

The fourth proportional to 26,926.10, 40,390.67 and 8,206.75 is: 12,310.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,926.10 : 40,390.67 = 8,206.75 : x
  2. Step 2: Convert to fraction form
    26,926.10/40,390.67 = 8,206.75/x
  3. Step 3: Cross multiply
    26,926.10x = 40,390.67 × 8,206.75
  4. Step 4: Simplify right side
    26,926.10x = 331,476,131.02
  5. Step 5: Solve for x
    x = 331,476,131.02/26,926.10
  6. Step 6: Final answer
    x = 12,310.59

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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.