Home / 26,368.48-39,561-11,589.82

Finding the Fourth Proportional to 26,368.48, 39,561 and 11,589.82

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Solution

The fourth proportional to 26,368.48, 39,561 and 11,589.82 is: 17,388.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,368.48 : 39,561 = 11,589.82 : x
  2. Step 2: Convert to fraction form
    26,368.48/39,561 = 11,589.82/x
  3. Step 3: Cross multiply
    26,368.48x = 39,561 × 11,589.82
  4. Step 4: Simplify right side
    26,368.48x = 458,504,869.02
  5. Step 5: Solve for x
    x = 458,504,869.02/26,368.48
  6. Step 6: Final answer
    x = 17,388.37

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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.