Home / 26,760.24-40,132.80-16,884.72

Finding the Fourth Proportional to 26,760.24, 40,132.80 and 16,884.72

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Solution

The fourth proportional to 26,760.24, 40,132.80 and 16,884.72 is: 25,322.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,760.24 : 40,132.80 = 16,884.72 : x
  2. Step 2: Convert to fraction form
    26,760.24/40,132.80 = 16,884.72/x
  3. Step 3: Cross multiply
    26,760.24x = 40,132.80 × 16,884.72
  4. Step 4: Simplify right side
    26,760.24x = 677,631,090.82
  5. Step 5: Solve for x
    x = 677,631,090.82/26,760.24
  6. Step 6: Final answer
    x = 25,322.31

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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.