Home / 36,520.31-54,788.66-11,561.85

Finding the Fourth Proportional to 36,520.31, 54,788.66 and 11,561.85

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Solution

The fourth proportional to 36,520.31, 54,788.66 and 11,561.85 is: 17,345.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,520.31 : 54,788.66 = 11,561.85 : x
  2. Step 2: Convert to fraction form
    36,520.31/54,788.66 = 11,561.85/x
  3. Step 3: Cross multiply
    36,520.31x = 54,788.66 × 11,561.85
  4. Step 4: Simplify right side
    36,520.31x = 633,458,297.53
  5. Step 5: Solve for x
    x = 633,458,297.53/36,520.31
  6. Step 6: Final answer
    x = 17,345.37

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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.