Home / 38,941.75-58,422.35-11,239.75

Finding the Fourth Proportional to 38,941.75, 58,422.35 and 11,239.75

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Solution

The fourth proportional to 38,941.75, 58,422.35 and 11,239.75 is: 16,862.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,941.75 : 58,422.35 = 11,239.75 : x
  2. Step 2: Convert to fraction form
    38,941.75/58,422.35 = 11,239.75/x
  3. Step 3: Cross multiply
    38,941.75x = 58,422.35 × 11,239.75
  4. Step 4: Simplify right side
    38,941.75x = 656,652,608.41
  5. Step 5: Solve for x
    x = 656,652,608.41/38,941.75
  6. Step 6: Final answer
    x = 16,862.43

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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.