Home / 55,268.12-82,914.03-17,830.33

Finding the Fourth Proportional to 55,268.12, 82,914.03 and 17,830.33

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Solution

The fourth proportional to 55,268.12, 82,914.03 and 17,830.33 is: 26,749.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,268.12 : 82,914.03 = 17,830.33 : x
  2. Step 2: Convert to fraction form
    55,268.12/82,914.03 = 17,830.33/x
  3. Step 3: Cross multiply
    55,268.12x = 82,914.03 × 17,830.33
  4. Step 4: Simplify right side
    55,268.12x = 1,478,384,309.24
  5. Step 5: Solve for x
    x = 1,478,384,309.24/55,268.12
  6. Step 6: Final answer
    x = 26,749.31

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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.