Home / 19,269.05-28,857.41-9,884.39

Finding the Fourth Proportional to 19,269.05, 28,857.41 and 9,884.39

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Solution

The fourth proportional to 19,269.05, 28,857.41 and 9,884.39 is: 14,802.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,269.05 : 28,857.41 = 9,884.39 : x
  2. Step 2: Convert to fraction form
    19,269.05/28,857.41 = 9,884.39/x
  3. Step 3: Cross multiply
    19,269.05x = 28,857.41 × 9,884.39
  4. Step 4: Simplify right side
    19,269.05x = 285,237,845.41
  5. Step 5: Solve for x
    x = 285,237,845.41/19,269.05
  6. Step 6: Final answer
    x = 14,802.90

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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.