Home / 40,211.16-60,297.18-12,126

Finding the Fourth Proportional to 40,211.16, 60,297.18 and 12,126

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Solution

The fourth proportional to 40,211.16, 60,297.18 and 12,126 is: 18,183.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,211.16 : 60,297.18 = 12,126 : x
  2. Step 2: Convert to fraction form
    40,211.16/60,297.18 = 12,126/x
  3. Step 3: Cross multiply
    40,211.16x = 60,297.18 × 12,126
  4. Step 4: Simplify right side
    40,211.16x = 731,163,604.68
  5. Step 5: Solve for x
    x = 731,163,604.68/40,211.16
  6. Step 6: Final answer
    x = 18,183.10

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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.