Home / 18,935.92-28,360.68-16,159.60

Finding the Fourth Proportional to 18,935.92, 28,360.68 and 16,159.60

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Solution

The fourth proportional to 18,935.92, 28,360.68 and 16,159.60 is: 24,202.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,935.92 : 28,360.68 = 16,159.60 : x
  2. Step 2: Convert to fraction form
    18,935.92/28,360.68 = 16,159.60/x
  3. Step 3: Cross multiply
    18,935.92x = 28,360.68 × 16,159.60
  4. Step 4: Simplify right side
    18,935.92x = 458,297,244.53
  5. Step 5: Solve for x
    x = 458,297,244.53/18,935.92
  6. Step 6: Final answer
    x = 24,202.53

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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.