Home / 19,676.53-29,500.21-11,883.52

Finding the Fourth Proportional to 19,676.53, 29,500.21 and 11,883.52

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Solution

The fourth proportional to 19,676.53, 29,500.21 and 11,883.52 is: 17,816.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,676.53 : 29,500.21 = 11,883.52 : x
  2. Step 2: Convert to fraction form
    19,676.53/29,500.21 = 11,883.52/x
  3. Step 3: Cross multiply
    19,676.53x = 29,500.21 × 11,883.52
  4. Step 4: Simplify right side
    19,676.53x = 350,566,335.54
  5. Step 5: Solve for x
    x = 350,566,335.54/19,676.53
  6. Step 6: Final answer
    x = 17,816.47

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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.