Home / 19,784.10-29,676.06-8,097.33

Finding the Fourth Proportional to 19,784.10, 29,676.06 and 8,097.33

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Solution

The fourth proportional to 19,784.10, 29,676.06 and 8,097.33 is: 12,145.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,784.10 : 29,676.06 = 8,097.33 : x
  2. Step 2: Convert to fraction form
    19,784.10/29,676.06 = 8,097.33/x
  3. Step 3: Cross multiply
    19,784.10x = 29,676.06 × 8,097.33
  4. Step 4: Simplify right side
    19,784.10x = 240,296,850.92
  5. Step 5: Solve for x
    x = 240,296,850.92/19,784.10
  6. Step 6: Final answer
    x = 12,145.96

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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.