Home / 19,195.22-28,796.61-6,718.79

Finding the Fourth Proportional to 19,195.22, 28,796.61 and 6,718.79

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Solution

The fourth proportional to 19,195.22, 28,796.61 and 6,718.79 is: 10,079.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,195.22 : 28,796.61 = 6,718.79 : x
  2. Step 2: Convert to fraction form
    19,195.22/28,796.61 = 6,718.79/x
  3. Step 3: Cross multiply
    19,195.22x = 28,796.61 × 6,718.79
  4. Step 4: Simplify right side
    19,195.22x = 193,478,375.30
  5. Step 5: Solve for x
    x = 193,478,375.30/19,195.22
  6. Step 6: Final answer
    x = 10,079.51

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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.