Home / 20,166.62-27,818.38-16,744.28

Finding the Fourth Proportional to 20,166.62, 27,818.38 and 16,744.28

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Solution

The fourth proportional to 20,166.62, 27,818.38 and 16,744.28 is: 23,097.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,166.62 : 27,818.38 = 16,744.28 : x
  2. Step 2: Convert to fraction form
    20,166.62/27,818.38 = 16,744.28/x
  3. Step 3: Cross multiply
    20,166.62x = 27,818.38 × 16,744.28
  4. Step 4: Simplify right side
    20,166.62x = 465,798,743.87
  5. Step 5: Solve for x
    x = 465,798,743.87/20,166.62
  6. Step 6: Final answer
    x = 23,097.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.