Home / 26,458.39-39,687.62-8,940.52

Finding the Fourth Proportional to 26,458.39, 39,687.62 and 8,940.52

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Solution

The fourth proportional to 26,458.39, 39,687.62 and 8,940.52 is: 13,410.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,458.39 : 39,687.62 = 8,940.52 : x
  2. Step 2: Convert to fraction form
    26,458.39/39,687.62 = 8,940.52/x
  3. Step 3: Cross multiply
    26,458.39x = 39,687.62 × 8,940.52
  4. Step 4: Simplify right side
    26,458.39x = 354,827,816.44
  5. Step 5: Solve for x
    x = 354,827,816.44/26,458.39
  6. Step 6: Final answer
    x = 13,410.79

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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.