Home / 10,704.42-15,997.32-8,601.26

Finding the Fourth Proportional to 10,704.42, 15,997.32 and 8,601.26

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Solution

The fourth proportional to 10,704.42, 15,997.32 and 8,601.26 is: 12,854.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,704.42 : 15,997.32 = 8,601.26 : x
  2. Step 2: Convert to fraction form
    10,704.42/15,997.32 = 8,601.26/x
  3. Step 3: Cross multiply
    10,704.42x = 15,997.32 × 8,601.26
  4. Step 4: Simplify right side
    10,704.42x = 137,597,028.64
  5. Step 5: Solve for x
    x = 137,597,028.64/10,704.42
  6. Step 6: Final answer
    x = 12,854.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.