Home / 34,151.90-51,244.85-19,149.68

Finding the Fourth Proportional to 34,151.90, 51,244.85 and 19,149.68

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Solution

The fourth proportional to 34,151.90, 51,244.85 and 19,149.68 is: 28,734.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,151.90 : 51,244.85 = 19,149.68 : x
  2. Step 2: Convert to fraction form
    34,151.90/51,244.85 = 19,149.68/x
  3. Step 3: Cross multiply
    34,151.90x = 51,244.85 × 19,149.68
  4. Step 4: Simplify right side
    34,151.90x = 981,322,655.13
  5. Step 5: Solve for x
    x = 981,322,655.13/34,151.90
  6. Step 6: Final answer
    x = 28,734.06

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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.