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Finding the Fourth Proportional to 16,071.60, 24,078.60 and 13,767.60

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Solution

The fourth proportional to 16,071.60, 24,078.60 and 13,767.60 is: 20,626.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,071.60 : 24,078.60 = 13,767.60 : x
  2. Step 2: Convert to fraction form
    16,071.60/24,078.60 = 13,767.60/x
  3. Step 3: Cross multiply
    16,071.60x = 24,078.60 × 13,767.60
  4. Step 4: Simplify right side
    16,071.60x = 331,504,533.36
  5. Step 5: Solve for x
    x = 331,504,533.36/16,071.60
  6. Step 6: Final answer
    x = 20,626.73

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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.