Home / 18,080.09-27,137.64-8,726.68

Finding the Fourth Proportional to 18,080.09, 27,137.64 and 8,726.68

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Solution

The fourth proportional to 18,080.09, 27,137.64 and 8,726.68 is: 13,098.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,080.09 : 27,137.64 = 8,726.68 : x
  2. Step 2: Convert to fraction form
    18,080.09/27,137.64 = 8,726.68/x
  3. Step 3: Cross multiply
    18,080.09x = 27,137.64 × 8,726.68
  4. Step 4: Simplify right side
    18,080.09x = 236,821,320.91
  5. Step 5: Solve for x
    x = 236,821,320.91/18,080.09
  6. Step 6: Final answer
    x = 13,098.46

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1.5x scale

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.