Home / 26,121.01-39,181.41-9,481.01

Finding the Fourth Proportional to 26,121.01, 39,181.41 and 9,481.01

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Solution

The fourth proportional to 26,121.01, 39,181.41 and 9,481.01 is: 14,221.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,121.01 : 39,181.41 = 9,481.01 : x
  2. Step 2: Convert to fraction form
    26,121.01/39,181.41 = 9,481.01/x
  3. Step 3: Cross multiply
    26,121.01x = 39,181.41 × 9,481.01
  4. Step 4: Simplify right side
    26,121.01x = 371,479,340.02
  5. Step 5: Solve for x
    x = 371,479,340.02/26,121.01
  6. Step 6: Final answer
    x = 14,221.48

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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.