Home / 14,727.69-20,324.05-8,759.23

Finding the Fourth Proportional to 14,727.69, 20,324.05 and 8,759.23

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Solution

The fourth proportional to 14,727.69, 20,324.05 and 8,759.23 is: 12,087.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,727.69 : 20,324.05 = 8,759.23 : x
  2. Step 2: Convert to fraction form
    14,727.69/20,324.05 = 8,759.23/x
  3. Step 3: Cross multiply
    14,727.69x = 20,324.05 × 8,759.23
  4. Step 4: Simplify right side
    14,727.69x = 178,022,926.86
  5. Step 5: Solve for x
    x = 178,022,926.86/14,727.69
  6. Step 6: Final answer
    x = 12,087.63

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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.