Home / 29,161.87-43,750.44-9,170.54

Finding the Fourth Proportional to 29,161.87, 43,750.44 and 9,170.54

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Solution

The fourth proportional to 29,161.87, 43,750.44 and 9,170.54 is: 13,758.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,161.87 : 43,750.44 = 9,170.54 : x
  2. Step 2: Convert to fraction form
    29,161.87/43,750.44 = 9,170.54/x
  3. Step 3: Cross multiply
    29,161.87x = 43,750.44 × 9,170.54
  4. Step 4: Simplify right side
    29,161.87x = 401,215,269.41
  5. Step 5: Solve for x
    x = 401,215,269.41/29,161.87
  6. Step 6: Final answer
    x = 13,758.22

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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.