Home / 29,149.52-43,738.10-12,514.29

Finding the Fourth Proportional to 29,149.52, 43,738.10 and 12,514.29

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Solution

The fourth proportional to 29,149.52, 43,738.10 and 12,514.29 is: 18,777.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,149.52 : 43,738.10 = 12,514.29 : x
  2. Step 2: Convert to fraction form
    29,149.52/43,738.10 = 12,514.29/x
  3. Step 3: Cross multiply
    29,149.52x = 43,738.10 × 12,514.29
  4. Step 4: Simplify right side
    29,149.52x = 547,351,204.88
  5. Step 5: Solve for x
    x = 547,351,204.88/29,149.52
  6. Step 6: Final answer
    x = 18,777.37

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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.