Home / 26,659.32-39,961.14-10,857.54

Finding the Fourth Proportional to 26,659.32, 39,961.14 and 10,857.54

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Solution

The fourth proportional to 26,659.32, 39,961.14 and 10,857.54 is: 16,274.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,659.32 : 39,961.14 = 10,857.54 : x
  2. Step 2: Convert to fraction form
    26,659.32/39,961.14 = 10,857.54/x
  3. Step 3: Cross multiply
    26,659.32x = 39,961.14 × 10,857.54
  4. Step 4: Simplify right side
    26,659.32x = 433,879,676.00
  5. Step 5: Solve for x
    x = 433,879,676.00/26,659.32
  6. Step 6: Final answer
    x = 16,274.97

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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.