Home / 19,614.03-29,404.46-8,512.38

Finding the Fourth Proportional to 19,614.03, 29,404.46 and 8,512.38

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Solution

The fourth proportional to 19,614.03, 29,404.46 and 8,512.38 is: 12,761.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,614.03 : 29,404.46 = 8,512.38 : x
  2. Step 2: Convert to fraction form
    19,614.03/29,404.46 = 8,512.38/x
  3. Step 3: Cross multiply
    19,614.03x = 29,404.46 × 8,512.38
  4. Step 4: Simplify right side
    19,614.03x = 250,301,790.19
  5. Step 5: Solve for x
    x = 250,301,790.19/19,614.03
  6. Step 6: Final answer
    x = 12,761.36

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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.