Home / 12,793.13-19,178.45-6,126.02

Finding the Fourth Proportional to 12,793.13, 19,178.45 and 6,126.02

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Solution

The fourth proportional to 12,793.13, 19,178.45 and 6,126.02 is: 9,183.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,793.13 : 19,178.45 = 6,126.02 : x
  2. Step 2: Convert to fraction form
    12,793.13/19,178.45 = 6,126.02/x
  3. Step 3: Cross multiply
    12,793.13x = 19,178.45 × 6,126.02
  4. Step 4: Simplify right side
    12,793.13x = 117,487,568.27
  5. Step 5: Solve for x
    x = 117,487,568.27/12,793.13
  6. Step 6: Final answer
    x = 9,183.65

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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.