Home / 13,040.67-17,997.04-7,375.46

Finding the Fourth Proportional to 13,040.67, 17,997.04 and 7,375.46

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Solution

The fourth proportional to 13,040.67, 17,997.04 and 7,375.46 is: 10,178.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,040.67 : 17,997.04 = 7,375.46 : x
  2. Step 2: Convert to fraction form
    13,040.67/17,997.04 = 7,375.46/x
  3. Step 3: Cross multiply
    13,040.67x = 17,997.04 × 7,375.46
  4. Step 4: Simplify right side
    13,040.67x = 132,736,448.64
  5. Step 5: Solve for x
    x = 132,736,448.64/13,040.67
  6. Step 6: Final answer
    x = 10,178.65

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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.