Home / 26,442.35-39,667.23-7,723.75

Finding the Fourth Proportional to 26,442.35, 39,667.23 and 7,723.75

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Solution

The fourth proportional to 26,442.35, 39,667.23 and 7,723.75 is: 11,586.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,442.35 : 39,667.23 = 7,723.75 : x
  2. Step 2: Convert to fraction form
    26,442.35/39,667.23 = 7,723.75/x
  3. Step 3: Cross multiply
    26,442.35x = 39,667.23 × 7,723.75
  4. Step 4: Simplify right side
    26,442.35x = 306,379,767.71
  5. Step 5: Solve for x
    x = 306,379,767.71/26,442.35
  6. Step 6: Final answer
    x = 11,586.71

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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.