Home / 41,948.16-62,920.80-12,364.80

Finding the Fourth Proportional to 41,948.16, 62,920.80 and 12,364.80

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Solution

The fourth proportional to 41,948.16, 62,920.80 and 12,364.80 is: 18,546.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,948.16 : 62,920.80 = 12,364.80 : x
  2. Step 2: Convert to fraction form
    41,948.16/62,920.80 = 12,364.80/x
  3. Step 3: Cross multiply
    41,948.16x = 62,920.80 × 12,364.80
  4. Step 4: Simplify right side
    41,948.16x = 778,003,107.84
  5. Step 5: Solve for x
    x = 778,003,107.84/41,948.16
  6. Step 6: Final answer
    x = 18,546.78

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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.