Home / 26,127.30-39,179.61-9,481.80

Finding the Fourth Proportional to 26,127.30, 39,179.61 and 9,481.80

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Solution

The fourth proportional to 26,127.30, 39,179.61 and 9,481.80 is: 14,218.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,127.30 : 39,179.61 = 9,481.80 : x
  2. Step 2: Convert to fraction form
    26,127.30/39,179.61 = 9,481.80/x
  3. Step 3: Cross multiply
    26,127.30x = 39,179.61 × 9,481.80
  4. Step 4: Simplify right side
    26,127.30x = 371,493,226.10
  5. Step 5: Solve for x
    x = 371,493,226.10/26,127.30
  6. Step 6: Final answer
    x = 14,218.58

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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.