Home / 28,814.76-43,198.38-9,081

Finding the Fourth Proportional to 28,814.76, 43,198.38 and 9,081

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Solution

The fourth proportional to 28,814.76, 43,198.38 and 9,081 is: 13,614.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,814.76 : 43,198.38 = 9,081 : x
  2. Step 2: Convert to fraction form
    28,814.76/43,198.38 = 9,081/x
  3. Step 3: Cross multiply
    28,814.76x = 43,198.38 × 9,081
  4. Step 4: Simplify right side
    28,814.76x = 392,284,488.78
  5. Step 5: Solve for x
    x = 392,284,488.78/28,814.76
  6. Step 6: Final answer
    x = 13,614.01

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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.