Home / 45,175.38-67,751.26-13,576.99

Finding the Fourth Proportional to 45,175.38, 67,751.26 and 13,576.99

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Solution

The fourth proportional to 45,175.38, 67,751.26 and 13,576.99 is: 20,361.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,175.38 : 67,751.26 = 13,576.99 : x
  2. Step 2: Convert to fraction form
    45,175.38/67,751.26 = 13,576.99/x
  3. Step 3: Cross multiply
    45,175.38x = 67,751.26 × 13,576.99
  4. Step 4: Simplify right side
    45,175.38x = 919,858,370.14
  5. Step 5: Solve for x
    x = 919,858,370.14/45,175.38
  6. Step 6: Final answer
    x = 20,361.94

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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.