Home / 34,319.46-51,469.97-12,126.88

Finding the Fourth Proportional to 34,319.46, 51,469.97 and 12,126.88

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Solution

The fourth proportional to 34,319.46, 51,469.97 and 12,126.88 is: 18,187.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,319.46 : 51,469.97 = 12,126.88 : x
  2. Step 2: Convert to fraction form
    34,319.46/51,469.97 = 12,126.88/x
  3. Step 3: Cross multiply
    34,319.46x = 51,469.97 × 12,126.88
  4. Step 4: Simplify right side
    34,319.46x = 624,170,153.50
  5. Step 5: Solve for x
    x = 624,170,153.50/34,319.46
  6. Step 6: Final answer
    x = 18,187.06

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1.5x scale

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.