Home / 16,269.12-24,394.96-5,172.80

Finding the Fourth Proportional to 16,269.12, 24,394.96 and 5,172.80

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Solution

The fourth proportional to 16,269.12, 24,394.96 and 5,172.80 is: 7,756.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,269.12 : 24,394.96 = 5,172.80 : x
  2. Step 2: Convert to fraction form
    16,269.12/24,394.96 = 5,172.80/x
  3. Step 3: Cross multiply
    16,269.12x = 24,394.96 × 5,172.80
  4. Step 4: Simplify right side
    16,269.12x = 126,190,249.09
  5. Step 5: Solve for x
    x = 126,190,249.09/16,269.12
  6. Step 6: Final answer
    x = 7,756.43

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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.