Home / 12,593.55-18,876.47-5,193.96

Finding the Fourth Proportional to 12,593.55, 18,876.47 and 5,193.96

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Solution

The fourth proportional to 12,593.55, 18,876.47 and 5,193.96 is: 7,785.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,593.55 : 18,876.47 = 5,193.96 : x
  2. Step 2: Convert to fraction form
    12,593.55/18,876.47 = 5,193.96/x
  3. Step 3: Cross multiply
    12,593.55x = 18,876.47 × 5,193.96
  4. Step 4: Simplify right side
    12,593.55x = 98,043,604.15
  5. Step 5: Solve for x
    x = 98,043,604.15/12,593.55
  6. Step 6: Final answer
    x = 7,785.22

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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.