Home / 19,326.87-28,997.60-6,846.39

Finding the Fourth Proportional to 19,326.87, 28,997.60 and 6,846.39

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Solution

The fourth proportional to 19,326.87, 28,997.60 and 6,846.39 is: 10,272.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,326.87 : 28,997.60 = 6,846.39 : x
  2. Step 2: Convert to fraction form
    19,326.87/28,997.60 = 6,846.39/x
  3. Step 3: Cross multiply
    19,326.87x = 28,997.60 × 6,846.39
  4. Step 4: Simplify right side
    19,326.87x = 198,528,844.43
  5. Step 5: Solve for x
    x = 198,528,844.43/19,326.87
  6. Step 6: Final answer
    x = 10,272.17

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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.