Home / 41,938.88-62,908.20-12,356.68

Finding the Fourth Proportional to 41,938.88, 62,908.20 and 12,356.68

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Solution

The fourth proportional to 41,938.88, 62,908.20 and 12,356.68 is: 18,534.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,938.88 : 62,908.20 = 12,356.68 : x
  2. Step 2: Convert to fraction form
    41,938.88/62,908.20 = 12,356.68/x
  3. Step 3: Cross multiply
    41,938.88x = 62,908.20 × 12,356.68
  4. Step 4: Simplify right side
    41,938.88x = 777,336,496.78
  5. Step 5: Solve for x
    x = 777,336,496.78/41,938.88
  6. Step 6: Final answer
    x = 18,534.98

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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.