Home / 36,429.04-54,633.66-15,647.68

Finding the Fourth Proportional to 36,429.04, 54,633.66 and 15,647.68

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Solution

The fourth proportional to 36,429.04, 54,633.66 and 15,647.68 is: 23,467.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,429.04 : 54,633.66 = 15,647.68 : x
  2. Step 2: Convert to fraction form
    36,429.04/54,633.66 = 15,647.68/x
  3. Step 3: Cross multiply
    36,429.04x = 54,633.66 × 15,647.68
  4. Step 4: Simplify right side
    36,429.04x = 854,890,028.91
  5. Step 5: Solve for x
    x = 854,890,028.91/36,429.04
  6. Step 6: Final answer
    x = 23,467.27

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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.