Home / 51,051.08-76,546.62-19,849.64

Finding the Fourth Proportional to 51,051.08, 76,546.62 and 19,849.64

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Solution

The fourth proportional to 51,051.08, 76,546.62 and 19,849.64 is: 29,762.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,051.08 : 76,546.62 = 19,849.64 : x
  2. Step 2: Convert to fraction form
    51,051.08/76,546.62 = 19,849.64/x
  3. Step 3: Cross multiply
    51,051.08x = 76,546.62 × 19,849.64
  4. Step 4: Simplify right side
    51,051.08x = 1,519,422,850.22
  5. Step 5: Solve for x
    x = 1,519,422,850.22/51,051.08
  6. Step 6: Final answer
    x = 29,762.80

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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.