Home / 56,568.83-84,857.49-17,129.12

Finding the Fourth Proportional to 56,568.83, 84,857.49 and 17,129.12

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Solution

The fourth proportional to 56,568.83, 84,857.49 and 17,129.12 is: 25,694.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,568.83 : 84,857.49 = 17,129.12 : x
  2. Step 2: Convert to fraction form
    56,568.83/84,857.49 = 17,129.12/x
  3. Step 3: Cross multiply
    56,568.83x = 84,857.49 × 17,129.12
  4. Step 4: Simplify right side
    56,568.83x = 1,453,533,704.82
  5. Step 5: Solve for x
    x = 1,453,533,704.82/56,568.83
  6. Step 6: Final answer
    x = 25,694.96

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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.