Home / 51,197.22-76,743.12-19,599.84

Finding the Fourth Proportional to 51,197.22, 76,743.12 and 19,599.84

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Solution

The fourth proportional to 51,197.22, 76,743.12 and 19,599.84 is: 29,379.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,197.22 : 76,743.12 = 19,599.84 : x
  2. Step 2: Convert to fraction form
    51,197.22/76,743.12 = 19,599.84/x
  3. Step 3: Cross multiply
    51,197.22x = 76,743.12 × 19,599.84
  4. Step 4: Simplify right side
    51,197.22x = 1,504,152,873.10
  5. Step 5: Solve for x
    x = 1,504,152,873.10/51,197.22
  6. Step 6: Final answer
    x = 29,379.58

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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.