Home / 51,203.22-76,752.12-19,605.84

Finding the Fourth Proportional to 51,203.22, 76,752.12 and 19,605.84

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Solution

The fourth proportional to 51,203.22, 76,752.12 and 19,605.84 is: 29,388.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,203.22 : 76,752.12 = 19,605.84 : x
  2. Step 2: Convert to fraction form
    51,203.22/76,752.12 = 19,605.84/x
  3. Step 3: Cross multiply
    51,203.22x = 76,752.12 × 19,605.84
  4. Step 4: Simplify right side
    51,203.22x = 1,504,789,784.38
  5. Step 5: Solve for x
    x = 1,504,789,784.38/51,203.22
  6. Step 6: Final answer
    x = 29,388.58

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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.