Home / 55,229.37-82,844.01-15,786.49

Finding the Fourth Proportional to 55,229.37, 82,844.01 and 15,786.49

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Solution

The fourth proportional to 55,229.37, 82,844.01 and 15,786.49 is: 23,679.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,229.37 : 82,844.01 = 15,786.49 : x
  2. Step 2: Convert to fraction form
    55,229.37/82,844.01 = 15,786.49/x
  3. Step 3: Cross multiply
    55,229.37x = 82,844.01 × 15,786.49
  4. Step 4: Simplify right side
    55,229.37x = 1,307,816,135.42
  5. Step 5: Solve for x
    x = 1,307,816,135.42/55,229.37
  6. Step 6: Final answer
    x = 23,679.72

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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.