Home / 19,197.68-28,799.61-6,717.43

Finding the Fourth Proportional to 19,197.68, 28,799.61 and 6,717.43

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Solution

The fourth proportional to 19,197.68, 28,799.61 and 6,717.43 is: 10,077.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,197.68 : 28,799.61 = 6,717.43 : x
  2. Step 2: Convert to fraction form
    19,197.68/28,799.61 = 6,717.43/x
  3. Step 3: Cross multiply
    19,197.68x = 28,799.61 × 6,717.43
  4. Step 4: Simplify right side
    19,197.68x = 193,459,292.20
  5. Step 5: Solve for x
    x = 193,459,292.20/19,197.68
  6. Step 6: Final answer
    x = 10,077.22

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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.