Home / 19,614.09-29,404.56-8,512.44

Finding the Fourth Proportional to 19,614.09, 29,404.56 and 8,512.44

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Solution

The fourth proportional to 19,614.09, 29,404.56 and 8,512.44 is: 12,761.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,614.09 : 29,404.56 = 8,512.44 : x
  2. Step 2: Convert to fraction form
    19,614.09/29,404.56 = 8,512.44/x
  3. Step 3: Cross multiply
    19,614.09x = 29,404.56 × 8,512.44
  4. Step 4: Simplify right side
    19,614.09x = 250,304,410.54
  5. Step 5: Solve for x
    x = 250,304,410.54/19,614.09
  6. Step 6: Final answer
    x = 12,761.46

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1.5x scale

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.