Home / 18,244.68-27,198.40-17,960.28

Finding the Fourth Proportional to 18,244.68, 27,198.40 and 17,960.28

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Solution

The fourth proportional to 18,244.68, 27,198.40 and 17,960.28 is: 26,774.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,244.68 : 27,198.40 = 17,960.28 : x
  2. Step 2: Convert to fraction form
    18,244.68/27,198.40 = 17,960.28/x
  3. Step 3: Cross multiply
    18,244.68x = 27,198.40 × 17,960.28
  4. Step 4: Simplify right side
    18,244.68x = 488,490,879.55
  5. Step 5: Solve for x
    x = 488,490,879.55/18,244.68
  6. Step 6: Final answer
    x = 26,774.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.