Home / 19,850.22-29,772.06-5,806.86

Finding the Fourth Proportional to 19,850.22, 29,772.06 and 5,806.86

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Solution

The fourth proportional to 19,850.22, 29,772.06 and 5,806.86 is: 8,709.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,850.22 : 29,772.06 = 5,806.86 : x
  2. Step 2: Convert to fraction form
    19,850.22/29,772.06 = 5,806.86/x
  3. Step 3: Cross multiply
    19,850.22x = 29,772.06 × 5,806.86
  4. Step 4: Simplify right side
    19,850.22x = 172,882,184.33
  5. Step 5: Solve for x
    x = 172,882,184.33/19,850.22
  6. Step 6: Final answer
    x = 8,709.33

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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.