Home / 19,204.11-28,819.13-6,724.22

Finding the Fourth Proportional to 19,204.11, 28,819.13 and 6,724.22

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Solution

The fourth proportional to 19,204.11, 28,819.13 and 6,724.22 is: 10,090.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,204.11 : 28,819.13 = 6,724.22 : x
  2. Step 2: Convert to fraction form
    19,204.11/28,819.13 = 6,724.22/x
  3. Step 3: Cross multiply
    19,204.11x = 28,819.13 × 6,724.22
  4. Step 4: Simplify right side
    19,204.11x = 193,785,992.61
  5. Step 5: Solve for x
    x = 193,785,992.61/19,204.11
  6. Step 6: Final answer
    x = 10,090.86

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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.