Home / 17,945.52-26,918.32-5,465.60

Finding the Fourth Proportional to 17,945.52, 26,918.32 and 5,465.60

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Solution

The fourth proportional to 17,945.52, 26,918.32 and 5,465.60 is: 8,198.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,945.52 : 26,918.32 = 5,465.60 : x
  2. Step 2: Convert to fraction form
    17,945.52/26,918.32 = 5,465.60/x
  3. Step 3: Cross multiply
    17,945.52x = 26,918.32 × 5,465.60
  4. Step 4: Simplify right side
    17,945.52x = 147,124,769.79
  5. Step 5: Solve for x
    x = 147,124,769.79/17,945.52
  6. Step 6: Final answer
    x = 8,198.41

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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.