Home / 38,919.88-58,379.56-15,229.82

Finding the Fourth Proportional to 38,919.88, 58,379.56 and 15,229.82

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Solution

The fourth proportional to 38,919.88, 58,379.56 and 15,229.82 is: 22,844.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,919.88 : 58,379.56 = 15,229.82 : x
  2. Step 2: Convert to fraction form
    38,919.88/58,379.56 = 15,229.82/x
  3. Step 3: Cross multiply
    38,919.88x = 58,379.56 × 15,229.82
  4. Step 4: Simplify right side
    38,919.88x = 889,110,190.48
  5. Step 5: Solve for x
    x = 889,110,190.48/38,919.88
  6. Step 6: Final answer
    x = 22,844.63

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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.