Home / 51,297.80-76,956.62-19,705.48

Finding the Fourth Proportional to 51,297.80, 76,956.62 and 19,705.48

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Solution

The fourth proportional to 51,297.80, 76,956.62 and 19,705.48 is: 29,562.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,297.80 : 76,956.62 = 19,705.48 : x
  2. Step 2: Convert to fraction form
    51,297.80/76,956.62 = 19,705.48/x
  3. Step 3: Cross multiply
    51,297.80x = 76,956.62 × 19,705.48
  4. Step 4: Simplify right side
    51,297.80x = 1,516,467,136.28
  5. Step 5: Solve for x
    x = 1,516,467,136.28/51,297.80
  6. Step 6: Final answer
    x = 29,562.03

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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.