Home / 13,041.62-17,997.57-7,376.43

Finding the Fourth Proportional to 13,041.62, 17,997.57 and 7,376.43

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Solution

The fourth proportional to 13,041.62, 17,997.57 and 7,376.43 is: 10,179.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,041.62 : 17,997.57 = 7,376.43 : x
  2. Step 2: Convert to fraction form
    13,041.62/17,997.57 = 7,376.43/x
  3. Step 3: Cross multiply
    13,041.62x = 17,997.57 × 7,376.43
  4. Step 4: Simplify right side
    13,041.62x = 132,757,706.85
  5. Step 5: Solve for x
    x = 132,757,706.85/13,041.62
  6. Step 6: Final answer
    x = 10,179.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.