Home / 26,406.96-39,610.08-6,416.61

Finding the Fourth Proportional to 26,406.96, 39,610.08 and 6,416.61

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Solution

The fourth proportional to 26,406.96, 39,610.08 and 6,416.61 is: 9,624.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,406.96 : 39,610.08 = 6,416.61 : x
  2. Step 2: Convert to fraction form
    26,406.96/39,610.08 = 6,416.61/x
  3. Step 3: Cross multiply
    26,406.96x = 39,610.08 × 6,416.61
  4. Step 4: Simplify right side
    26,406.96x = 254,162,435.43
  5. Step 5: Solve for x
    x = 254,162,435.43/26,406.96
  6. Step 6: Final answer
    x = 9,624.83

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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.