Home / 28,788.57-43,195.41-10,082.03

Finding the Fourth Proportional to 28,788.57, 43,195.41 and 10,082.03

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Solution

The fourth proportional to 28,788.57, 43,195.41 and 10,082.03 is: 15,127.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,788.57 : 43,195.41 = 10,082.03 : x
  2. Step 2: Convert to fraction form
    28,788.57/43,195.41 = 10,082.03/x
  3. Step 3: Cross multiply
    28,788.57x = 43,195.41 × 10,082.03
  4. Step 4: Simplify right side
    28,788.57x = 435,497,365.49
  5. Step 5: Solve for x
    x = 435,497,365.49/28,788.57
  6. Step 6: Final answer
    x = 15,127.44

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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.