Home / 26,554.56-39,856.41-13,416.12

Finding the Fourth Proportional to 26,554.56, 39,856.41 and 13,416.12

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Solution

The fourth proportional to 26,554.56, 39,856.41 and 13,416.12 is: 20,136.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,554.56 : 39,856.41 = 13,416.12 : x
  2. Step 2: Convert to fraction form
    26,554.56/39,856.41 = 13,416.12/x
  3. Step 3: Cross multiply
    26,554.56x = 39,856.41 × 13,416.12
  4. Step 4: Simplify right side
    26,554.56x = 534,718,379.33
  5. Step 5: Solve for x
    x = 534,718,379.33/26,554.56
  6. Step 6: Final answer
    x = 20,136.59

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.