Home / 43,763.42-65,639.67-12,175.85

Finding the Fourth Proportional to 43,763.42, 65,639.67 and 12,175.85

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Solution

The fourth proportional to 43,763.42, 65,639.67 and 12,175.85 is: 18,262.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,763.42 : 65,639.67 = 12,175.85 : x
  2. Step 2: Convert to fraction form
    43,763.42/65,639.67 = 12,175.85/x
  3. Step 3: Cross multiply
    43,763.42x = 65,639.67 × 12,175.85
  4. Step 4: Simplify right side
    43,763.42x = 799,218,894.41
  5. Step 5: Solve for x
    x = 799,218,894.41/43,763.42
  6. Step 6: Final answer
    x = 18,262.26

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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.