Home / 56,708.45-85,075.36-17,268.64

Finding the Fourth Proportional to 56,708.45, 85,075.36 and 17,268.64

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Solution

The fourth proportional to 56,708.45, 85,075.36 and 17,268.64 is: 25,906.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,708.45 : 85,075.36 = 17,268.64 : x
  2. Step 2: Convert to fraction form
    56,708.45/85,075.36 = 17,268.64/x
  3. Step 3: Cross multiply
    56,708.45x = 85,075.36 × 17,268.64
  4. Step 4: Simplify right side
    56,708.45x = 1,469,136,084.54
  5. Step 5: Solve for x
    x = 1,469,136,084.54/56,708.45
  6. Step 6: Final answer
    x = 25,906.83

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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.