Home / 51,081.60-76,647.52-23,021.04

Finding the Fourth Proportional to 51,081.60, 76,647.52 and 23,021.04

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Solution

The fourth proportional to 51,081.60, 76,647.52 and 23,021.04 is: 34,542.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,081.60 : 76,647.52 = 23,021.04 : x
  2. Step 2: Convert to fraction form
    51,081.60/76,647.52 = 23,021.04/x
  3. Step 3: Cross multiply
    51,081.60x = 76,647.52 × 23,021.04
  4. Step 4: Simplify right side
    51,081.60x = 1,764,505,623.82
  5. Step 5: Solve for x
    x = 1,764,505,623.82/51,081.60
  6. Step 6: Final answer
    x = 34,542.88

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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.