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Finding the Fourth Proportional to 16,097.80, 24,081.90 and 13,930.60

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Solution

The fourth proportional to 16,097.80, 24,081.90 and 13,930.60 is: 20,839.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,097.80 : 24,081.90 = 13,930.60 : x
  2. Step 2: Convert to fraction form
    16,097.80/24,081.90 = 13,930.60/x
  3. Step 3: Cross multiply
    16,097.80x = 24,081.90 × 13,930.60
  4. Step 4: Simplify right side
    16,097.80x = 335,475,316.14
  5. Step 5: Solve for x
    x = 335,475,316.14/16,097.80
  6. Step 6: Final answer
    x = 20,839.82

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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.