Home / 19,450.35-29,175.53-6,311.88

Finding the Fourth Proportional to 19,450.35, 29,175.53 and 6,311.88

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Solution

The fourth proportional to 19,450.35, 29,175.53 and 6,311.88 is: 9,467.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,450.35 : 29,175.53 = 6,311.88 : x
  2. Step 2: Convert to fraction form
    19,450.35/29,175.53 = 6,311.88/x
  3. Step 3: Cross multiply
    19,450.35x = 29,175.53 × 6,311.88
  4. Step 4: Simplify right side
    19,450.35x = 184,152,412.74
  5. Step 5: Solve for x
    x = 184,152,412.74/19,450.35
  6. Step 6: Final answer
    x = 9,467.82

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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.