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Finding the Fourth Proportional to 41,957.75, 62,914.98 and 12,371.74

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Solution

The fourth proportional to 41,957.75, 62,914.98 and 12,371.74 is: 18,551.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,957.75 : 62,914.98 = 12,371.74 : x
  2. Step 2: Convert to fraction form
    41,957.75/62,914.98 = 12,371.74/x
  3. Step 3: Cross multiply
    41,957.75x = 62,914.98 × 12,371.74
  4. Step 4: Simplify right side
    41,957.75x = 778,367,594.18
  5. Step 5: Solve for x
    x = 778,367,594.18/41,957.75
  6. Step 6: Final answer
    x = 18,551.22

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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.