Home / 26,226.63-39,331.44-8,691.75

Finding the Fourth Proportional to 26,226.63, 39,331.44 and 8,691.75

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Solution

The fourth proportional to 26,226.63, 39,331.44 and 8,691.75 is: 13,034.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,226.63 : 39,331.44 = 8,691.75 : x
  2. Step 2: Convert to fraction form
    26,226.63/39,331.44 = 8,691.75/x
  3. Step 3: Cross multiply
    26,226.63x = 39,331.44 × 8,691.75
  4. Step 4: Simplify right side
    26,226.63x = 341,859,043.62
  5. Step 5: Solve for x
    x = 341,859,043.62/26,226.63
  6. Step 6: Final answer
    x = 13,034.81

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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.