Home / 55,222.26-82,846.62-17,785.80

Finding the Fourth Proportional to 55,222.26, 82,846.62 and 17,785.80

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Solution

The fourth proportional to 55,222.26, 82,846.62 and 17,785.80 is: 26,682.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,222.26 : 82,846.62 = 17,785.80 : x
  2. Step 2: Convert to fraction form
    55,222.26/82,846.62 = 17,785.80/x
  3. Step 3: Cross multiply
    55,222.26x = 82,846.62 × 17,785.80
  4. Step 4: Simplify right side
    55,222.26x = 1,473,493,414.00
  5. Step 5: Solve for x
    x = 1,473,493,414.00/55,222.26
  6. Step 6: Final answer
    x = 26,682.96

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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.