Home / 38,974.26-58,467.51-12,672.86

Finding the Fourth Proportional to 38,974.26, 58,467.51 and 12,672.86

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Solution

The fourth proportional to 38,974.26, 58,467.51 and 12,672.86 is: 19,011.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,974.26 : 58,467.51 = 12,672.86 : x
  2. Step 2: Convert to fraction form
    38,974.26/58,467.51 = 12,672.86/x
  3. Step 3: Cross multiply
    38,974.26x = 58,467.51 × 12,672.86
  4. Step 4: Simplify right side
    38,974.26x = 740,950,276.44
  5. Step 5: Solve for x
    x = 740,950,276.44/38,974.26
  6. Step 6: Final answer
    x = 19,011.27

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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.